[MIRROR] Fixes to more Initialize procs (#2733)

* Fixes to more Initialize procs

* Update ai_monitored.dm

* Update cleanable.dm

* Update instruments.dm

* Update musician.dm

* Update noticeboard.dm

* Update mimic.dm

* Update interactive.dm

code/game/gamemodes/blob/blobs/blob_mobs.dm

@@ -106,7 +106,7 @@
 	if(istype(linked_node))
 		factory = linked_node
 		factory.spores += src
-	..()
+	. = ..()
 
 /mob/living/simple_animal/hostile/blob/blobspore/Life()
 	if(!is_zombie && isturf(src.loc))
@@ -223,7 +223,7 @@
 	var/independent = FALSE
 
 /mob/living/simple_animal/hostile/blob/blobbernaut/Initialize()
-	..()
+	. = ..()
 	if(!independent) //no pulling people deep into the blob
 		verbs -= /mob/living/verb/pulled
 

code/game/gamemodes/blob/overmind.dm

@@ -50,7 +50,7 @@
 	if(blob_core)
 		blob_core.update_icon()
 
-	..()
+	.= ..()
 
 /mob/camera/blob/Life()
 	if(!blob_core)

code/game/gamemodes/wizard/spellbook.dm

@@ -553,7 +553,7 @@
 		to_chat(user, "It appears to have no author.")
 
 /obj/item/spellbook/Initialize()
-	..()
+	. = ..()
 	prepare_spells()
 
 /obj/item/spellbook/proc/prepare_spells()