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

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-BABELRUNTIME-10044504

Author: snyk-io[bot]

plugins/kubernetes/package.json

@@ -35,12 +35,12 @@
   "dependencies": {
     "@backstage/catalog-model": "workspace:^",
     "@backstage/config": "workspace:^",
-    "@backstage/core-components": "workspace:^",
-    "@backstage/core-plugin-api": "workspace:^",
+    "@backstage/core-components": "0.1.0",
+    "@backstage/core-plugin-api": "0.1.0",
     "@backstage/errors": "workspace:^",
-    "@backstage/plugin-catalog-react": "workspace:^",
+    "@backstage/plugin-catalog-react": "0.0.1",
     "@backstage/plugin-kubernetes-common": "workspace:^",
-    "@backstage/theme": "workspace:^",
+    "@backstage/theme": "0.1.1",
     "@kubernetes-models/apimachinery": "^1.1.0",
     "@kubernetes-models/base": "^4.0.1",
     "@kubernetes/client-node": "0.18.1",