fix: packages/catalog-client/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-AJV-15274295

Author: snyk-io[bot]

packages/catalog-client/package.json

@@ -32,8 +32,8 @@
     "clean": "backstage-cli package clean"
   },
   "dependencies": {
-    "@backstage/catalog-model": "workspace:^",
-    "@backstage/errors": "workspace:^",
+    "@backstage/catalog-model": "0.1.1",
+    "@backstage/errors": "0.1.1",
     "cross-fetch": "^3.1.5"
   },
   "devDependencies": {