Update build.yml

Author: bl791

.github/workflows/build.yml

@@ -12,7 +12,7 @@ jobs:
 
       - uses: subosito/flutter-action@v2
         with:
-          flutter-version: '3.24.0'
+          flutter-version: '3.29.0'
           channel: 'stable'
 
       - name: Regenerate platform folders