build(package): add react-native-webview to peerdeps

Author: rishichawda

package.json

@@ -21,5 +21,8 @@
     "create-react-class": "^15.6.0",
     "prop-types": "^15.5.10",
     "qr.js": "0.0.0"
+  },
+  "peerDependencies": {
+    "react-native-webview": "^7.0.5"
   }
-}
+}