Removes Bowling Bash Chain Damage (#4695)

* Fixes #4693.
* Removes Bowling Bash chained damage stacking on top of itself.
Thanks to @violent01 and @yashimwong!

src/map/skill.cpp

@@ -5333,8 +5333,10 @@ int skill_castend_damage_id (struct block_list* src, struct block_list *bl, uint
 					break;
 				}
 			}
+#ifndef  RENEWAL
 			// Original hit or chain hit depending on flag
 			skill_attack(BF_WEAPON,src,src,bl,skill_id,skill_lv,tick,(flag&0xFFF)>0?SD_ANIMATION:0);
+#endif
 		}
 		break;