Update dependency eslint-plugin-import to v2.20.2

Author: renovate-bot

package.json

@@ -5,7 +5,7 @@
   "devDependencies": {
     "eslint": "6.2.0",
     "eslint-config-airbnb": "18.0.1",
-    "eslint-plugin-import": "2.18.2",
+    "eslint-plugin-import": "2.20.2",
     "eslint-plugin-jsx-a11y": "6.2.3",
     "eslint-plugin-react": "7.14.3",
     "jest-expo": "34.0.1",