Update README.md

Author: inokawa

README.md

@@ -30,7 +30,7 @@ The communication between React app and React Native app will be also simplified
   - `.txt` and `.md` are imported as string, like [raw-loader](https://github.com/webpack-contrib/raw-loader).
   - `.css` is injected to the HTML head of WebView, like [css-loader](https://github.com/webpack-contrib/css-loader).
   - `.bmp`, `.gif`, `.png`, `.jpg`, `.jpeg`, `.webp` and `.svg` are loaded as base64 encoded url, like [url-loader](https://github.com/webpack-contrib/url-loader).
-  - `.htm` and `.html` are loaded as string, which can be rendered with React's dangerouslySetInnerHTML.
+  - `.htm` and `.html` are loaded as string, which can be rendered with React's [dangerouslySetInnerHTML](https://reactjs.org/docs/dom-elements.html#dangerouslysetinnerhtml).
   - `.wasm` is imported like [Node.js](https://nodejs.org/api/esm.html#esm_wasm_modules), which is compatible with [ES Module Integration Proposal for WebAssembly](https://github.com/WebAssembly/esm-integration).
 
 If you have some feature requests or improvements, please create a [issue](https://github.com/inokawa/react-native-react-bridge/issues) or [PR](https://github.com/inokawa/react-native-react-bridge/pulls).