Effects Hard Delete Fix (#21619)

This fixes a hard delete sometimes caused by Effects.

code/game/objects/effects/effect_system.dm

@@ -15,8 +15,7 @@ would spawn and follow the beaker, even if it is carried or thrown.
 	blocks_emissive = EMISSIVE_BLOCK_GENERIC
 
 /obj/effect/Destroy()
-	if(reagents)
-		reagents.delete()
+	QDEL_NULL(reagents)
 	return ..()
 
 /datum/effect/effect/system

html/changelogs/hellfirejag-effects-hard-del.yml

@@ -0,0 +1,4 @@
+author: Hellfirejag
+delete-after: True
+changes:
+  - bugfix: "Fixed a lag inducing hard delete caused by Effects."