ci(workflow): 更新Flutter版本至3.24.0并添加3.24.5的检出步骤

.gitea/workflows/docker.yml

@@ -191,8 +191,16 @@ jobs:
     - name: Setup Flutter
       uses: subosito/flutter-action@v2
       with:
-        flutter-version: '3.24.5'
+        flutter-version: '3.24.0'
         channel: 'stable'
+
+    - name: Checkout Flutter 3.24.5
+      shell: powershell
+      run: |
+        Set-Location $env:FLUTTER_ROOT
+        git fetch --tags
+        git checkout 3.24.5
+        flutter --version
     - name: Enable Windows desktop
       run: flutter config --enable-windows-desktop