Fixes Soul Unity being removed on map change (#4754)

* Fixes #4733.
* Soul Unity should not be removed on map change.
Thanks to @Balferian!

src/map/unit.cpp

@@ -2914,7 +2914,6 @@ int unit_remove_map_(struct block_list *bl, clr_type clrtype, const char* file,
 		status_change_end(bl, SC_TINDER_BREAKER, INVALID_TIMER);
 		status_change_end(bl, SC_TINDER_BREAKER2, INVALID_TIMER);
 		status_change_end(bl, SC_FLASHKICK, INVALID_TIMER);
-		status_change_end(bl, SC_SOULUNITY, INVALID_TIMER);
 		status_change_end(bl, SC_HIDING, INVALID_TIMER);
 		// Ensure the bl is a PC; if so, we'll handle the removal of cloaking and cloaking exceed later
 		if ( bl->type != BL_PC ) {