Bump home-assistant/builder from 2025.03.0 to 2025.09.0 (#175)

Author: dependabot[bot]

.github/workflows/builder.yml

@@ -69,7 +69,7 @@ jobs:
       run: echo "BUILD_ARGS=--test" >> $GITHUB_ENV
 
     - name: Build plugin
-      uses: home-assistant/builder@2025.03.0
+      uses: home-assistant/builder@2025.09.0
       with:
         args: |
           $BUILD_ARGS \