chore(deps): update aquasecurity/trivy-action action to v0.28.0

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -120,7 +120,7 @@ jobs:
           push: false
 
       - name: Run Trivy vulnerability scanner on generated docker image
-        uses: aquasecurity/trivy-action@1f0aa582c8c8f5f7639610d6d38baddfea4fdcee # 0.9.2
+        uses: aquasecurity/trivy-action@915b19bbe73b92a6cf82a1bc12b087c9a19a5fe2 # 0.28.0
         with:
           image-ref: jonaspammer/some-package:latest
           format: table