[jnigen] Bump subosito/flutter-action from 2.10.0 to 2.12.0 (https://github.com/dart-lang/jnigen/issues/411)

Bumps [subosito/flutter-action](https://github.com/subosito/flutter-action) from 2.10.0 to 2.12.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/subosito/flutter-action/releases">subosito/flutter-action's releases</a>.</em></p>
<blockquote>
<h2>v2.12.0</h2>
<p>No release notes provided.</p>
<h2>v2.11.0</h2>
<p>Allow git ref as version for master channel:</p>
<pre lang="yaml"><code>steps:
- uses: actions/checkout@v3
- uses: subosito/flutter-action@v2
  with:
    flutter-version: '5b12b74' # tag, commit or branch
    channel: 'master'
- run: flutter --version
</code></pre>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/subosito/flutter-action/commit/2783a3f08e1baf891508463f8c6653c258246225"><code>2783a3f</code></a> ensure setup.sh executable; fixes <a href="https://redirect.github.com/subosito/flutter-action/issues/245">https://github.com/dart-lang/jnigen/issues/245</a></li>
<li><a href="https://github.com/subosito/flutter-action/commit/c33c37022b3aac486cc5e7aea5c7f6b8b0f421e1"><code>c33c370</code></a> Extract to a temporary location to enable moving of flutter folder. (<a href="https://redirect.github.com/subosito/flutter-action/issues/227">https://github.com/dart-lang/jnigen/issues/227</a>)</li>
<li><a href="https://github.com/subosito/flutter-action/commit/cc97e1648fff6ca5cc647fa67f47e70f7895510b"><code>cc97e16</code></a> feat: Allow git ref as version in <code>master</code> channel (<a href="https://redirect.github.com/subosito/flutter-action/issues/237">https://github.com/dart-lang/jnigen/issues/237</a>)</li>
<li><a href="https://github.com/subosito/flutter-action/commit/ed388baf1d5404fd6ef3c54c2f82e6159150b60f"><code>ed388ba</code></a> fixes <a href="https://redirect.github.com/subosito/flutter-action/issues/224">https://github.com/dart-lang/jnigen/issues/224</a>; update readme</li>
<li>See full diff in <a href="https://github.com/subosito/flutter-action/compare/48cafc24713cca54bbe03cdc3a423187d413aafa...2783a3f08e1baf891508463f8c6653c258246225">compare view</a></li>
</ul>
</details>
<br />

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</details>
diff --git a/.github/workflows/jnigen.yaml b/.github/workflows/jnigen.yaml
index c732e27..82b4a47 100644
--- a/.github/workflows/jnigen.yaml
+++ b/.github/workflows/jnigen.yaml
@@ -33,7 +33,7 @@
         sdk: [stable]
     steps:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: ${{ matrix.sdk }}
           cache: true
@@ -68,7 +68,7 @@
         sdk: [stable, beta]
     steps:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: ${{ matrix.sdk }}
           cache: true
@@ -121,7 +121,7 @@
         working-directory: ./pkgs/jni
     steps:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: 'stable'
           cache: true
@@ -159,7 +159,7 @@
         working-directory: ./pkgs/jni
     steps:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: 'stable'
           cache: true
@@ -208,7 +208,7 @@
         working-directory: ./pkgs/jni
     steps:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: 'stable'
           cache: true
@@ -235,7 +235,7 @@
         with:
           version: latest
           platform: x64
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: 'stable'
           cache: true
@@ -263,7 +263,7 @@
         working-directory: ./pkgs/jni
     steps:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: 'stable'
           cache: true
@@ -288,7 +288,7 @@
         uses: ConorMacBride/install-package@3e7ad059e07782ee54fa35f827df52aae0626f30
         with:
           brew: clang-format
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: 'stable'
           cache: true
@@ -313,7 +313,7 @@
         working-directory: ./pkgs/jni/example
     steps:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: 'stable'
           cache: true
@@ -337,7 +337,7 @@
         working-directory: ./pkgs/jni/example
     steps:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: 'stable'
           cache: true
@@ -361,7 +361,7 @@
         with:
           distribution: 'zulu'
           java-version: '11'
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: 'stable'
           cache: true
@@ -376,7 +376,7 @@
         working-directory: ./pkgs/jnigen/example/pdfbox_plugin
     steps:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608
-      - uses: subosito/flutter-action@48cafc24713cca54bbe03cdc3a423187d413aafa
+      - uses: subosito/flutter-action@2783a3f08e1baf891508463f8c6653c258246225
         with:
           channel: 'stable'
           cache: true