fix(deps): update dependency @nestjs/schedule to v6

Author: renovate[bot]

sample/27-scheduling/package.json

@@ -22,7 +22,7 @@
     "@nestjs/common": "11.0.20",
     "@nestjs/core": "11.0.20",
     "@nestjs/platform-express": "11.0.20",
-    "@nestjs/schedule": "5.0.1",
+    "@nestjs/schedule": "6.0.0",
     "dotenv": "16.5.0",
     "reflect-metadata": "0.2.2",
     "rimraf": "6.0.1",