build(deps): bump docker/build-push-action from 5.3.0 to 5.4.0

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 5.3.0 to 5.4.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v5.3.0...v5.4.0)

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

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

.github/workflows/master.yaml

@@ -28,7 +28,7 @@ jobs:
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Push to GitHub Packages
-        uses: docker/build-push-action@v5.3.0
+        uses: docker/build-push-action@v5.4.0
         with:
           push: false
           tags: innogames/slack-bot:latest

.github/workflows/test.yaml

@@ -83,7 +83,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3.3.0
       - name: Build and push
-        uses: docker/build-push-action@v5.3.0
+        uses: docker/build-push-action@v5.4.0
         with:
           context: .
           load: true