scan only for high and critical

.gitea/workflows/trivy_image_scan.yml

@@ -36,7 +36,7 @@ jobs:
           trivy image \
           --exit-code 1 \
           --scanners vuln,misconfig,secret \
-          --severity MEDIUM,HIGH,CRITICAL \
+          --severity HIGH,CRITICAL \
           --ignore-unfixed \
           --platform linux/arm64 \
           ${{ env.registry_gitea }}/${{ env.user }}/${{ env.image_name }}:${{ env.image_tag }}