chore(deps): update docker/build-push-action action to v6

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/publish-image.yaml

@@ -53,7 +53,7 @@ jobs:
             type=raw,value=${{ env.IMAGE_NAME }}-{{tag}}-{{date 'YYYYMMDD'}}-{{sha}},priority=32, enable=${{ startsWith(github.ref, 'refs/tags/v') }}
 
       - name: Build and push distribution image
-        uses: docker/build-push-action@ca052bb54ab0790a636c9b5f226502c73d547a25 # v5
+        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6
         with:
           context: .
           file: Containerfile