chore(demo): use latest published version of the plugin

Author: Exilz

Demo/package.json

@@ -9,7 +9,7 @@
   "dependencies": {
     "react": "^16.6.3",
     "react-native": "^0.58.3",
-    "react-native-render-html": "3.10.0"
+    "react-native-render-html": "4.0.0"
   },
   "devDependencies": {
     "babel-core": "^7.0.0-bridge.0",