chore: set max SDK version to <3.0.0 (#73)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index bf98f85..85453d4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.14.4+1
+
+* Set max SDK version to `<3.0.0`, and adjust other dependencies.
+
 ## 0.14.4
 
 * Reduced whitespace in compact output for the `@page` at-rule and margin boxes.
diff --git a/analysis_options.yaml b/analysis_options.yaml
deleted file mode 100644
index a10d4c5..0000000
--- a/analysis_options.yaml
+++ /dev/null
@@ -1,2 +0,0 @@
-analyzer:
-  strong-mode: true
diff --git a/pubspec.yaml b/pubspec.yaml
index e0fedc6..64d3f9a 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,15 +1,18 @@
 name: csslib
-version: 0.14.4
-author: Dart Team <misc@dartlang.org>
+version: 0.14.4+1
+
 description: A library for parsing CSS.
+author: Dart Team <misc@dartlang.org>
 homepage: https://github.com/dart-lang/csslib
+
 environment:
-  sdk: '>=2.0.0-dev.17.0 <2.0.0'
+  sdk: '>=2.0.0-dev.17.0 <3.0.0'
+
 dependencies:
-  args: '>=0.12.1 <2.0.0'
-  logging: '>=0.9.0 <0.12.0'
-  path: '>=0.9.0 <2.0.0'
-  source_span: '>=1.4.0 <2.0.0'
+  args: ^1.4.3
+  logging: ^0.11.3
+  path: ^1.6.1
+  source_span: ^1.4.0
+
 dev_dependencies:
-  browser: '>=0.9.0 <0.11.0'
-  test: '>=0.12.0 <0.13.0'
+  test: ^1.2.0