fix(deps): update prisma monorepo to v6

Author: renovate[bot]

sample/22-graphql-prisma/package.json

@@ -26,7 +26,7 @@
     "@nestjs/core": "11.0.1",
     "@nestjs/graphql": "12.2.2",
     "@nestjs/platform-express": "11.0.1",
-    "@prisma/client": "4.16.2",
+    "@prisma/client": "6.2.1",
     "class-transformer": "0.5.1",
     "class-validator": "0.14.1",
     "graphql": "16.8.1",
@@ -53,7 +53,7 @@
     "globals": "15.14.0",
     "jest": "29.7.0",
     "prettier": "3.4.2",
-    "prisma": "^4.15.0",
+    "prisma": "^6.0.0",
     "supertest": "7.0.0",
     "ts-jest": "29.2.5",
     "ts-loader": "9.5.2",