chore(release): 5.4.4 [skip ci]

## [5.4.4](https://github.com/react-native-community/react-native-webview/compare/v5.4.3...v5.4.4) (2019-03-26)

### Bug Fixes

* **types:** make source html base URL optional ([a1e2368](https://github.com/react-native-community/react-native-webview/commit/a1e2368))

package.json

@@ -8,7 +8,7 @@
     "Thibault Malbranche <malbranche.thibault@gmail.com>"
   ],
   "license": "MIT",
-  "version": "5.4.3",
+  "version": "5.4.4",
   "homepage": "https://github.com/react-native-community/react-native-webview#readme",
   "scripts": {
     "ci": "CI=true && yarn lint && yarn test",