Corrected QD Shot and Crimson Marker interaction (#3131)

* Fixes #2863.
* QD Shot should not remove Crimson Marker.
Thanks to @rye305 and Fyrus!

src/map/skill.cpp

@@ -10816,8 +10816,6 @@ int skill_castend_nodamage_id (struct block_list *src, struct block_list *bl, ui
 			// Main target always receives damage
 			clif_skill_nodamage(src, src, skill_id, skill_lv, 1);
 			skill_attack(skill_get_type(skill_id), src, src, bl, skill_id, skill_lv, tick, flag|BCT_ENEMY|SD_LEVEL);
-			if (tsc && tsc->data[SC_C_MARKER])
-				status_change_end(bl, SC_C_MARKER, INVALID_TIMER);
 		}
 		else {
 			clif_skill_nodamage(src, src, skill_id, skill_lv, 1);