Fixed reference on NPM to github repo (#3)

Author: IjzerenHein

package.json

@@ -6,7 +6,7 @@
   "license": "MIT",
   "repository": {
     "type": "https",
-    "url": "https://github.com/netbeast/react-native-dial"
+    "url": "https://github.com/netbeast/react-native-color-wheel"
   },
   "keywords": [
     "color",