Bump home-assistant/builder from 2023.08.0 to 2023.09.0 (#121)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Franck Nijhof <git@frenck.dev>

Author: dependabot[bot]

.github/workflows/builder.yml

@@ -70,16 +70,14 @@ jobs:
       run: echo "BUILD_ARGS=--test" >> $GITHUB_ENV
 
     - name: Build plugin
-      uses: home-assistant/builder@2023.08.0
+      uses: home-assistant/builder@2023.09.0
       with:
         args: |
           $BUILD_ARGS \
           --${{ matrix.arch }} \
           --cosign \
           --target /data \
           --generic ${{ needs.init.outputs.version }}
-      env:
-        CAS_API_KEY: ${{ secrets.CAS_TOKEN }}
 
   version:
     name: Update version