chore(package): upgrade prettier to version 1.7.4

Author: matteocng

package.json

@@ -66,7 +66,7 @@
     "postcss-custom-properties": "^6.1.0",
     "postcss-discard-comments": "^4.0.0-rc.2",
     "postcss-each": "^0.10.0",
-    "prettier": "^1.5.3",
+    "prettier": "^1.7.4",
     "react": "^16.0.0",
     "react-dom": "^16.0.0",
     "react-test-renderer": "^16.0.0",

src/__tests__/internals/DummyComponent.js

@@ -47,12 +47,13 @@ const makeWrongCode = () => 'wrong'
 const DummyComponent = <T>(
   React: ReactModuleType,
   // eslint-disable-next-line react/prop-types
-): DummyReturnType<T> => (props: CustomDummyPropsType<T>): Node =>
+): DummyReturnType<T> => (props: CustomDummyPropsType<T>): Node => (
   <div className={props.className}>
     <span>
       {props.text} - {props.code}
     </span>
   </div>
+)
 
 const defaultProps = {
   text: 'Some Text',