chore(deps-dev): bump typescript from 6.0.2 to 6.0.3 in /examples/custom-receiver (#2872)

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Author: dependabot[bot]

examples/custom-receiver/package-lock.json

@@ -24,6 +24,6 @@
     "@types/koa": "^3.0.2",
     "@types/node": "^24",
     "ts-node": "^10",
-    "typescript": "6.0.2"
+    "typescript": "6.0.3"
   }
 }