add migrator to results kustomization

Author: gabemontero

operator/gitops/argocd/pipeline-service/tekton-results/base/kustomization.yaml

@@ -15,6 +15,9 @@ images:
   - name: ko://github.com/tektoncd/results/cmd/watcher
     newName: quay.io/redhat-appstudio/tekton-results-watcher
     newTag: 4c93d5c4f34d96d31ade787ee1856d144e342143
+  - name: ko://github.com/tektoncd/results/tools/migrator
+    newName: quay.io/redhat-appstudio/tekton-results-migrator
+    newTag: 4c93d5c4f34d96d31ade787ee1856d144e342143
 
 # generate a new configmap with updated values (logs api, db ssl mode) and replace the default one
 configMapGenerator: