fix: plugins/kubernetes-backend/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-TAR-15032660

Author: snyk-io[bot]

plugins/kubernetes-backend/package.json

@@ -56,18 +56,18 @@
     "@backstage/backend-common": "workspace:^",
     "@backstage/backend-plugin-api": "workspace:^",
     "@backstage/catalog-client": "workspace:^",
-    "@backstage/catalog-model": "workspace:^",
+    "@backstage/catalog-model": "0.1.1",
     "@backstage/config": "workspace:^",
     "@backstage/errors": "workspace:^",
     "@backstage/integration-aws-node": "workspace:^",
-    "@backstage/plugin-auth-node": "workspace:^",
-    "@backstage/plugin-catalog-node": "workspace:^",
-    "@backstage/plugin-kubernetes-common": "workspace:^",
+    "@backstage/plugin-auth-node": "0.1.0",
+    "@backstage/plugin-catalog-node": "1.0.0",
+    "@backstage/plugin-kubernetes-common": "0.1.0",
     "@backstage/plugin-permission-common": "workspace:^",
-    "@backstage/plugin-permission-node": "workspace:^",
+    "@backstage/plugin-permission-node": "0.1.0",
     "@google-cloud/container": "^4.0.0",
     "@jest-mock/express": "^2.0.1",
-    "@kubernetes/client-node": "0.18.1",
+    "@kubernetes/client-node": "0.21.0",
     "@types/express": "^4.17.6",
     "@types/luxon": "^3.0.0",
     "compression": "^1.7.4",