Change text when swiping on room from Delete to Leave

Riot/Modules/Common/Recents/RecentsViewController.m

@@ -1505,6 +1505,10 @@ NSString *const RecentsViewControllerDataReadyNotification = @"RecentsViewContro
     }
 }
 
+- (NSString *)tableView:(UITableView *)tableView titleForDeleteConfirmationButtonForRowAtIndexPath:(NSIndexPath *)indexPath {
+    return [VectorL10n leave];
+}
+
 #pragma mark - UIScrollViewDelegate
 
 - (void)scrollViewDidScroll:(UIScrollView *)scrollView