Bump docker/build-push-action from 3 to 4

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 3 to 4.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v3...v4)

---
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>

Author: dependabot[bot]

action.yml

@@ -121,7 +121,7 @@ runs:
     - name: Build
       id: docker_build
       if: inputs.docker-username != '' && inputs.docker-password != ''
-      uses: docker/build-push-action@v3
+      uses: docker/build-push-action@v4
       with:
         context: ${{ inputs.working-directory }}
         push: ${{ steps.preparation.outputs.push }}