build(deps-dev): bump lint-staged in /apps/OpenSign

Bumps [lint-staged](https://github.com/lint-staged/lint-staged) from 15.2.7 to 15.2.8.
- [Release notes](https://github.com/lint-staged/lint-staged/releases)
- [Changelog](https://github.com/lint-staged/lint-staged/blob/master/CHANGELOG.md)
- [Commits](https://github.com/lint-staged/lint-staged/compare/v15.2.7...v15.2.8)

---
updated-dependencies:
- dependency-name: lint-staged
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

apps/OpenSign/package.json

@@ -104,7 +104,7 @@
     "eslint": "^8.57.0",
     "eslint-plugin-prettier": "^5.2.1",
     "eslint-plugin-react": "^7.34.3",
-    "lint-staged": "^15.2.7",
+    "lint-staged": "^15.2.8",
     "mini-css-extract-plugin": "^2.9.0",
     "postcss": "^8.4.40",
     "prettier": "^3.3.3",