Bump actions/checkout from 4.2.0 to 4.2.2 in the github-actions group (dart-lang/sse#118)

Bumps the github-actions group with 1 update: [actions/checkout](https://github.com/actions/checkout).


Updates `actions/checkout` from 4.2.0 to 4.2.2
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/d632683dd7b4114ad314bca15554477dd762a938...11bd71901bbe5b1630ceea73d27597364c9af683)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pkgs/sse/.github/workflows/test-package.yml

diff --git a/pkgs/sse/.github/workflows/test-package.yml b/pkgs/sse/.github/workflows/test-package.yml
index e207094..351b844 100644
--- a/pkgs/sse/.github/workflows/test-package.yml
+++ b/pkgs/sse/.github/workflows/test-package.yml
@@ -22,7 +22,7 @@
       matrix:
         sdk: [dev]
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
       - uses: dart-lang/setup-dart@0a8a0fc875eb934c15d08629302413c671d3f672
         with:
           sdk: ${{ matrix.sdk }}
@@ -49,7 +49,7 @@
         os: [ubuntu-latest]
         sdk: [3.3, dev]
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
       - uses: dart-lang/setup-dart@0a8a0fc875eb934c15d08629302413c671d3f672
         with:
           sdk: ${{ matrix.sdk }}