build(deps): bump aquasecurity/trivy-action in the actions group

Bumps the actions group with 1 update: [aquasecurity/trivy-action](https://github.com/aquasecurity/trivy-action).


Updates `aquasecurity/trivy-action` from 0.27.0 to 0.28.0
- [Release notes](https://github.com/aquasecurity/trivy-action/releases)
- [Commits](aquasecurity/trivy-action@0.27.0...0.28.0)

---
updated-dependencies:
- dependency-name: aquasecurity/trivy-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

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

.github/workflows/trivy.yaml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Scan image in a private registry and upload results to GitHub
-        uses: aquasecurity/trivy-action@0.27.0
+        uses: aquasecurity/trivy-action@0.28.0
         with:
           image-ref: ghcr.io/${{ github.repository }}:${{ github.ref_name == 'main' && 'latest' || github.sha }}
           scan-type: image