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

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-OCTOKITREQUEST-8730853

Author: snyk-bot

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

@@ -49,7 +49,7 @@
     "@backstage/backend-plugin-api": "workspace:^",
     "@backstage/backend-tasks": "workspace:^",
     "@backstage/catalog-client": "workspace:^",
-    "@backstage/catalog-model": "workspace:^",
+    "@backstage/catalog-model": "0.1.1",
     "@backstage/config": "workspace:^",
     "@backstage/errors": "workspace:^",
     "@backstage/integration": "workspace:^",
@@ -59,7 +59,7 @@
     "@backstage/plugin-events-node": "workspace:^",
     "@backstage/types": "workspace:^",
     "@octokit/graphql": "^5.0.0",
-    "@octokit/rest": "^19.0.3",
+    "@octokit/rest": "^22.0.0",
     "git-url-parse": "^13.0.0",
     "lodash": "^4.17.21",
     "minimatch": "^5.1.2",