Bump docker/metadata-action from 3.5.0 to 3.6.0 (#389)

Bumps [docker/metadata-action](https://github.com/docker/metadata-action) from 3.5.0 to 3.6.0.
- [Release notes](https://github.com/docker/metadata-action/releases)
- [Commits](docker/metadata-action@v3.5.0...v3.6.0)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/ci.yml

@@ -97,7 +97,7 @@ jobs:
         uses: docker/setup-buildx-action@v1
       - name: Generate Docker metadata
         id: meta
-        uses: docker/metadata-action@v3.5.0
+        uses: docker/metadata-action@v3.6.0
         with:
           images: gresearchdev/siembol-${{ matrix.component }}
           flavor: |
@@ -165,7 +165,7 @@ jobs:
         uses: docker/setup-buildx-action@v1
       - name: Generate Docker metadata
         id: meta
-        uses: docker/metadata-action@v3.5.0
+        uses: docker/metadata-action@v3.6.0
         with:
           images: gresearchdev/siembol-${{ matrix.component }}
           flavor: |
@@ -250,7 +250,7 @@ jobs:
         uses: docker/setup-buildx-action@v1
       - name: Generate Docker metadata
         id: meta
-        uses: docker/metadata-action@v3.5.0
+        uses: docker/metadata-action@v3.6.0
         with:
           images: gresearchdev/siembol-config-editor-ui
           flavor: |