Upgrade Prettier to 2.0.4. Reformatted all JS files

ui/src/player/PlayerEdit.js

@@ -6,7 +6,7 @@ import {
   required,
   SimpleForm,
   SelectInput,
-  ReferenceInput
+  ReferenceInput,
 } from 'react-admin'
 import { Title } from '../common'
 
@@ -39,7 +39,7 @@ const PlayerEdit = (props) => (
           { id: 192, name: '192' },
           { id: 256, name: '256' },
           { id: 320, name: '320' },
-          { id: 0, name: 'Unlimited' }
+          { id: 0, name: 'Unlimited' },
         ]}
       />
       <TextField source="client" />