chore(package): update eslint-plugin-import to version 2.9.0

Author: greenkeeper[bot]

package.json

@@ -51,7 +51,7 @@
     "coveralls": "^3.0.0",
     "eslint": "^4.5.0",
     "eslint-config-airbnb": "^16.0.0",
-    "eslint-plugin-import": "^2.7.0",
+    "eslint-plugin-import": "^2.9.0",
     "nyc": "^11.1.0"
   },
   "files": [