[animations] Bump minimum supported Dart version to 3.2 (#5598)

Bumps minimum supported Dart version to 3.2 to fix CI issues with #5596. Also adds CHANGELOG entry I missed before :/

Author: camsim99

packages/animations/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 2.0.10
+
+* Updates minimum supported SDK version to Flutter 3.16/Dart 3.2.
+
 ## 2.0.9
 
 * Updates minimum supported SDK version to Flutter 3.13/Dart 3.1.

packages/animations/pubspec.yaml

@@ -2,10 +2,10 @@ name: animations
 description: Fancy pre-built animations that can easily be integrated into any Flutter application.
 repository: https://github.com/flutter/packages/tree/main/packages/animations
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+animations%22
-version: 2.0.9
+version: 2.0.10
 
 environment:
-  sdk: ">=3.1.0 <4.0.0"
+  sdk: ">=3.2.0 <4.0.0"
   flutter: ">=3.16.0"
 
 dependencies: