build(deps): bump anchore/scan-action from 5 to 6 (#11)

Bumps [anchore/scan-action](https://github.com/anchore/scan-action) from 5 to 6.
- [Release notes](https://github.com/anchore/scan-action/releases)
- [Changelog](https://github.com/anchore/scan-action/blob/main/CHANGELOG.md)
- [Commits](anchore/scan-action@v5...v6)

---
updated-dependencies:
- dependency-name: anchore/scan-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/build.yaml

@@ -121,7 +121,7 @@ jobs:
             VERSION=${{needs.version.outputs.version}}
       - name: Scan image
         id: scan
-        uses: anchore/scan-action@v5
+        uses: anchore/scan-action@v6
         if: matrix.scan
         with:
           image: localhost:5000/protonmail-bridge:latest