opt: change view_current_to_back default to 0

src/config/preset.h

@@ -69,7 +69,7 @@ int focus_cross_monitor = 0;
 int focus_cross_tag = 0;
 int exchange_cross_monitor = 0;
 int scratchpad_cross_monitor = 0;
-int view_current_to_back = 1;
+int view_current_to_back = 0;
 int no_border_when_single = 0;
 int no_radius_when_single = 0;
 int snap_distance = 30;