fix: move retry to kaniko and add allow_failure

.gitlab-ci.yml

@@ -47,7 +47,6 @@ container_image_test:
 container_image_scan:
   stage: validate
-  retry: 1
   variables:
     IMAGES: $CI_REGISTRY_IMAGE/renovate:${CI_COMMIT_REF_SLUG}
   needs:

kaniko.yml

@@ -33,11 +33,13 @@
   environment:
     name: appsec_container_scanning
     action: prepare
+  retry: 1
   script:
     - BUILD_WORKING_DIRECTORY="$PWD"
     - cd /run
     - ./appsec-container-scan "${IMAGES}" > $BUILD_WORKING_DIRECTORY/gl-container-scanning-report.json
     - cd $BUILD_WORKING_DIRECTORY
+  allow_failure: true
   artifacts:
     reports:
       container_scanning: gl-container-scanning-report.json