Bump the github-actions group with 6 updates

Bumps the github-actions group with 6 updates:

| Package | From | To |
| --- | --- | --- |
| [actions/checkout](https://github.com/actions/checkout) | `2` | `4` |
| [docker/setup-qemu-action](https://github.com/docker/setup-qemu-action) | `1` | `3` |
| [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) | `1` | `3` |
| [docker/metadata-action](https://github.com/docker/metadata-action) | `3` | `5` |
| [docker/login-action](https://github.com/docker/login-action) | `1` | `3` |
| [docker/build-push-action](https://github.com/docker/build-push-action) | `2` | `6` |


Updates `actions/checkout` from 2 to 4
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v4)

Updates `docker/setup-qemu-action` from 1 to 3
- [Release notes](https://github.com/docker/setup-qemu-action/releases)
- [Commits](docker/setup-qemu-action@v1...v3)

Updates `docker/setup-buildx-action` from 1 to 3
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@v1...v3)

Updates `docker/metadata-action` from 3 to 5
- [Release notes](https://github.com/docker/metadata-action/releases)
- [Upgrade guide](https://github.com/docker/metadata-action/blob/master/UPGRADE.md)
- [Commits](docker/metadata-action@v3...v5)

Updates `docker/login-action` from 1 to 3
- [Release notes](https://github.com/docker/login-action/releases)
- [Commits](docker/login-action@v1...v3)

Updates `docker/build-push-action` from 2 to 6
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v2...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: docker/setup-qemu-action
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: docker/setup-buildx-action
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: docker/metadata-action
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: docker/login-action
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: docker/build-push-action
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/docker.yml

@@ -14,14 +14,14 @@ jobs:
   docker:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
-      - uses: docker/setup-qemu-action@v1
+      - uses: docker/setup-qemu-action@v3
 
-      - uses: docker/setup-buildx-action@v1
+      - uses: docker/setup-buildx-action@v3
 
       - id: meta
-        uses: docker/metadata-action@v3
+        uses: docker/metadata-action@v5
         with:
           images: mher/flower
           tags: |
@@ -30,13 +30,13 @@ jobs:
             type=semver,pattern={{version}}
             type=semver,pattern={{major}}.{{minor}}
 
-      - uses: docker/login-action@v1
+      - uses: docker/login-action@v3
         if: github.event_name != 'pull_request'
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
-      - uses: docker/build-push-action@v2
+      - uses: docker/build-push-action@v6
         with:
           context: .
           platforms: linux/amd64,linux/arm64