add fix flag to eslint script

Author: imdevan

package.json

@@ -3,7 +3,7 @@
   "version": "5.5.1",
   "description": "A single / multiple, categorizable, customizable, localizable and searchable item picker (drop-down) component for react native which supports both Android & iOS.",
   "scripts": {
-    "lint": "eslint ."
+    "lint": "eslint . --fix"
   },
   "keywords": [
     "picker",