Bump aquasecurity/trivy-action from 0.3.0 to 0.5.1 (#24)

Bumps [aquasecurity/trivy-action](https://github.com/aquasecurity/trivy-action) from 0.3.0 to 0.5.1.
- [Release notes](https://github.com/aquasecurity/trivy-action/releases)
- [Commits](aquasecurity/trivy-action@0.3.0...0.5.1)

---
updated-dependencies:
- dependency-name: aquasecurity/trivy-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>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -116,7 +116,7 @@ jobs:
           build-args: |
             VERSION=${{ steps.var.outputs.version }}
       - name: Run Trivy vulnerability scanner
-        uses: aquasecurity/trivy-action@0.3.0
+        uses: aquasecurity/trivy-action@0.5.1
         continue-on-error: true
         with:
           image-ref: nginx/nginx-ingress-operator:${{ steps.meta.outputs.version }}