Bump @typescript-eslint/eslint-plugin in /user-auth/graphtutorial

Bumps [@typescript-eslint/eslint-plugin](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin) from 8.50.0 to 8.50.1.
- [Release notes](https://github.com/typescript-eslint/typescript-eslint/releases)
- [Changelog](https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/eslint-plugin/CHANGELOG.md)
- [Commits](https://github.com/typescript-eslint/typescript-eslint/commits/v8.50.1/packages/eslint-plugin)

---
updated-dependencies:
- dependency-name: "@typescript-eslint/eslint-plugin"
  dependency-version: 8.50.1
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

user-auth/graphtutorial/package-lock.json

@@ -15,7 +15,7 @@
     "@types/isomorphic-fetch": "^0.0.39",
     "@types/node": "^24.10.1",
     "@types/readline-sync": "^1.4.8",
-    "@typescript-eslint/eslint-plugin": "^8.50.0",
+    "@typescript-eslint/eslint-plugin": "^8.50.1",
     "@typescript-eslint/parser": "^8.50.1",
     "eslint": "^9.39.2",
     "eslint-config-prettier": "^10.1.8",