fix: plugins/catalog-backend-module-unprocessed/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-DIFF-14917201
- https://snyk.io/vuln/SNYK-JS-BACKSTAGEBACKENDPLUGINAPI-15054291

Author: snyk-io[bot]

plugins/catalog-backend-module-unprocessed/package.json

@@ -28,9 +28,9 @@
     "dist"
   ],
   "dependencies": {
-    "@backstage/backend-plugin-api": "workspace:^",
-    "@backstage/catalog-model": "workspace:^",
-    "@backstage/plugin-auth-node": "workspace:^",
+    "@backstage/backend-plugin-api": "1.6.1",
+    "@backstage/catalog-model": "0.1.1",
+    "@backstage/plugin-auth-node": "0.5.2",
     "express-promise-router": "^4.1.1",
     "knex": "^2.4.2"
   }