handle remote events 'isAllDay' and fix cs

src/Bundle/ChillCalendarBundle/RemoteCalendar/Connector/MSGraph/RemoteEventConverter.php

@@ -196,7 +196,8 @@ class RemoteEventConverter
             $event['subject'],
             '',
             $startDate,
-            $endDate
+            $endDate,
+            $event['isAllDay']
         );
     }