fix: samples/client/petstore/typescript-nestjs-v6-provided-in-root/builds/default/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-AXIOS-12613773

Author: snyk-bot

samples/client/petstore/typescript-nestjs-v6-provided-in-root/builds/default/package.json

@@ -29,7 +29,7 @@
     "test:e2e": "jest --config ./test/jest-e2e.json"
   },
   "dependencies": {
-    "@nestjs/common": "^6.0.0",
+    "@nestjs/common": "^9.0.0",
     "@nestjs/core": "^6.0.0",
     "@nestjs/platform-express": "^6.0.0",
     "reflect-metadata": "^0.1.13",