chore: update docker/build-push-action action to v7 (#3281)

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

Author: renovate[bot]

.github/workflows/pr-integration.yml

@@ -84,7 +84,7 @@ jobs:
 
       - name: Build image
         if: github.event_name == 'pull_request'
-        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6.19.2
+        uses: docker/build-push-action@d08e5c354a6adb9ed34480a06d141179aa583294 # v7.0.0
         with:
           context: .
           platforms: linux/amd64