Removes warning

app/src/main/java/net/pokeranalytics/android/ui/modules/handhistory/model/HandHistoryViewModel.kt

@@ -616,13 +616,14 @@ class HandHistoryViewModel : ViewModel(), RowRepresentableDataSource, CardCentra
 	private fun defineWinnerPositions() {
 
 		GlobalScope.launch(coroutineContext) {
-			GlobalScope.async {
+			val c = GlobalScope.async {
 				val realm = Realm.getDefaultInstance()
 				realm.executeTransaction {
 					handHistory.defineWinnerPositions()
 				}
 				realm.close()
 			}
+			c.await()
 		}
 
 	}