Bump eslint from 5.15.0 to 5.15.1

Bumps [eslint](https://github.com/eslint/eslint) from 5.15.0 to 5.15.1.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v5.15.0...v5.15.1)

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

package.json

@@ -33,7 +33,7 @@
     "bcryptjs": "^2.4.3",
     "body-parser": "^1.18.3",
     "cors": "^2.8.5",
-    "eslint": "^5.15.0",
+    "eslint": "^5.15.1",
     "express": "^4.16.4",
     "express-jwt": "^5.3.1",
     "generate-password": "^1.4.1",