chore(deps): bump docker/build-push-action from 7.3.0 to 7.4.0

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 7.3.0 to 7.4.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](53b7df96c9...c3c9e263c2)

---
updated-dependencies:
- dependency-name: docker/build-push-action
  dependency-version: 7.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/docker-pr.yml

@@ -50,7 +50,7 @@ jobs:
             ghcr.io/${{ github.repository }}
 
       - name: Build Docker image (no push)
-        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7.3.0
+        uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc # v7.4.0
         with:
           context: .
           platforms: linux/amd64

.github/workflows/prod-deploy.yml

@@ -91,7 +91,7 @@ jobs:
             ${{ secrets.DOCKER_USERNAME }}/cinny
             ghcr.io/${{ github.repository }}
       - name: Build and push Docker image
-        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7.3.0
+        uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc # v7.4.0
         with:
           context: .
           platforms: linux/amd64,linux/arm64