Bump docker/build-push-action from 4 to 5

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 4 to 5.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v4...v5)

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

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

.github/workflows/docker.yml

@@ -16,7 +16,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Build Alpine image
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
           context: .
           file: ./packaging/docker/alpine/Dockerfile
@@ -25,7 +25,7 @@ jobs:
       - name: Test Alpine Docker image
         run: docker run --rm ${{ github.repository_owner }}/miniflux:alpine-dev miniflux -i
       - name: Build Distroless image
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
           context: .
           file: ./packaging/docker/distroless/Dockerfile
@@ -101,7 +101,7 @@ jobs:
           password: ${{ secrets.QUAY_TOKEN }}
 
       - name: Build and Push Alpine images
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
           context: .
           file: ./packaging/docker/alpine/Dockerfile
@@ -110,7 +110,7 @@ jobs:
           tags: ${{ steps.docker_alpine_tag.outputs.tags }}
 
       - name: Build and Push Distroless images
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
           context: .
           file: ./packaging/docker/distroless/Dockerfile