fix: plugins/graphql-backend/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
- https://snyk.io/vuln/SNYK-JS-LODASH-15053838
- https://snyk.io/vuln/SNYK-JS-LODASHES-15053836

Author: snyk-io[bot]

plugins/graphql-backend/package.json

@@ -34,9 +34,9 @@
   },
   "dependencies": {
     "@apollo/server": "^4.0.0",
-    "@backstage/backend-common": "workspace:^",
-    "@backstage/config": "workspace:^",
-    "@backstage/plugin-catalog-graphql": "workspace:^",
+    "@backstage/backend-common": "0.25.0",
+    "@backstage/config": "0.1.1",
+    "@backstage/plugin-catalog-graphql": "0.1.1",
     "@graphql-tools/schema": "^9.0.0",
     "@types/express": "^4.17.6",
     "express": "^4.17.1",