fix: packages/repo-tools/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-AJV-15274295
- https://snyk.io/vuln/SNYK-JS-QS-15268416

Author: snyk-bot

packages/repo-tools/package.json

@@ -34,7 +34,7 @@
     "@apisyouwonthate/style-guide": "^1.4.0",
     "@backstage/cli-common": "workspace:^",
     "@backstage/cli-node": "workspace:^",
-    "@backstage/errors": "workspace:^",
+    "@backstage/errors": "0.1.1",
     "@manypkg/get-packages": "^1.1.3",
     "@microsoft/api-documenter": "^7.19.27",
     "@microsoft/api-extractor": "^7.33.7",