Upgrade eslint 5.8.0 -> 5.9.0

Author: ehmicky

package-lock.json

@@ -53,7 +53,7 @@
     "ava": "^1.0.0-rc.1",
     "coveralls": "^3.0.2",
     "cross-spawn": "^6.0.5",
-    "eslint": "^5.8.0",
+    "eslint": "^5.9.0",
     "eslint-config-prettier": "^3.1.0",
     "eslint-config-standard": "^12.0.0",
     "eslint-config-standard-prettier-fp": "^3.0.0",