Bump eslint from 10.8.1 to 10.9.1 in /app-auth/graphapponlytutorial

Bumps [eslint](https://github.com/eslint/eslint) from 10.8.1 to 10.9.1.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Commits](eslint/eslint@v10.8.1...v10.9.1)

---
updated-dependencies:
- dependency-name: eslint
  dependency-version: 10.9.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

app-auth/graphapponlytutorial/package-lock.json

@@ -13,7 +13,7 @@
   "license": "MIT",
   "devDependencies": {
     "@tony.ganchev/eslint-plugin-header": "^3.4.4",
-    "eslint": "^10.8.1",
+    "eslint": "^10.9.1",
     "eslint-config-prettier": "^10.1.8",
     "eslint-plugin-prettier": "^5.5.6",
     "prettier": "^3.9.6"