fix(governance): use correct openapi-diff version

- Change openapi-diff from ^0.24.1 to ^0.23.7
- Version 0.24.x doesn't exist on npm, latest is 0.23.7
- Fixes npm install errors when using published packages

Author: omermorad

packages/governance/package.json

@@ -47,7 +47,7 @@
     "@contractual/types": "workspace:*",
     "ajv": "^8.17.1",
     "ajv-formats": "^3.0.1",
-    "openapi-diff": "^0.24.1"
+    "openapi-diff": "^0.23.7"
   },
   "peerDependencies": {
     "@redocly/openapi-core": "^1.0.0"