[MIRROR] Finish Machinery new to init (#10439)

Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>

code/game/objects/items/weapons/implants/implant.dm

@@ -373,8 +373,8 @@ Can only be loaded while still in its original case.<BR>
 the implant may become unstable and either pre-maturely inject the subject or simply break."}
 	return dat
 
-/obj/item/implant/chem/New()
-	..()
+/obj/item/implant/chem/Initialize(mapload)
+	. = ..()
 	var/datum/reagents/R = new/datum/reagents(50)
 	reagents = R
 	R.my_atom = src

code/game/objects/items/weapons/implants/implantchair.dm

@@ -19,8 +19,8 @@
 	var/mob/living/carbon/occupant = null
 	var/injecting = 0
 
-/obj/machinery/implantchair/New()
-	..()
+/obj/machinery/implantchair/Initialize(mapload)
+	. = ..()
 	add_implants()