[upd] github-actions: Bump aquasecurity/trivy-action (#4898)

Bumps [aquasecurity/trivy-action](https://github.com/aquasecurity/trivy-action) from 0.30.0 to 0.31.0.
- [Release notes](https://github.com/aquasecurity/trivy-action/releases)
- [Commits](https://github.com/aquasecurity/trivy-action/compare/0.30.0...0.31.0)

---
updated-dependencies:
- dependency-name: aquasecurity/trivy-action
  dependency-version: 0.31.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/security.yml

@@ -29,7 +29,7 @@ jobs:
           persist-credentials: "false"
 
       - name: Run Trivy scanner
-        uses: aquasecurity/trivy-action@0.30.0
+        uses: aquasecurity/trivy-action@0.31.0
         with:
           image-ref: "ghcr.io/searxng/searxng:latest"
           vuln-type: "os,library"