chore(deps): update docker/build-push-action action to v7.3.0

Author: renovate[bot]

.github/workflows/docker.yml

@@ -105,7 +105,7 @@ jobs:
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
       - name: Build
-        uses: docker/build-push-action@f9f3042f7e2789586610d6e8b85c8f03e5195baf # v7.2.0
+        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7.3.0
         with:
           context: .
           pull: true
@@ -131,7 +131,7 @@ jobs:
         run: docker run --rm -i "$TEST_TAG" which composer install-php-extensions clevyr-build
 
       - name: Build and Push (base)
-        uses: docker/build-push-action@f9f3042f7e2789586610d6e8b85c8f03e5195baf # v7.2.0
+        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7.3.0
         with:
           context: .
           pull: true
@@ -148,7 +148,7 @@ jobs:
           cache-to: type=gha,mode=max
 
       - name: Build and Push (onbuild)
-        uses: docker/build-push-action@f9f3042f7e2789586610d6e8b85c8f03e5195baf # v7.2.0
+        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7.3.0
         with:
           context: .
           push: ${{ github.ref_name == 'main' }}