Merge pull request #2838 from saghul/fix-statusbar-ios

[iOS] Fix statusbar color while in a conference

react/features/conference/components/Conference.native.js

                 accessible = { false }
                 style = { styles.conference }>
                 <StatusBar
+                    barStyle = 'light-content'
                     hidden = { true }
                     translucent = { true } />