Update dependency eslint to v5.9.0

Author: renovate-bot

package.json

@@ -13,7 +13,7 @@
   },
   "dependencies": {
     "babel-eslint": "8.2.6",
-    "eslint": "5.7.0",
+    "eslint": "5.9.0",
     "eslint-plugin-prettier": "2.7.0",
     "prettier": "1.14.3"
   }

yarn.lock

@@ -971,9 +971,9 @@ eslint-visitor-keys@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#3f3180fb2e291017716acb4c9d6d5b5c34a6a81d"
 
-eslint@5.7.0:
-  version "5.7.0"
-  resolved "https://registry.yarnpkg.com/eslint/-/eslint-5.7.0.tgz#55c326d6fb2ad45fcbd0ce17c3846f025d1d819c"
+eslint@5.9.0:
+  version "5.9.0"
+  resolved "https://registry.yarnpkg.com/eslint/-/eslint-5.9.0.tgz#b234b6d15ef84b5849c6de2af43195a2d59d408e"
   dependencies:
     "@babel/code-frame" "^7.0.0"
     ajv "^6.5.3"