[FIX] Better slices (#27807)

* Slices have a base class /food/slice

* Refactor

* Small fix

* Adds default reagent for empy slices

* Looks good

* adds_list_reagents

* "Reverted snake_case_remap files to state from original commit

* I don't know how to resolve merge conflicts :)

---------

Signed-off-by: Drsmail <60036448+Drsmail@users.noreply.github.com>

code/game/objects/items/granters/action_granters/summon_cheese.dm

@@ -22,7 +22,7 @@
 
 /obj/item/book/granter/spell/summon_cheese/recoil(mob/living/user)
 	to_chat(user, "<span class='warning'>[src] turns into a wedge of cheese!</span>")
-	var/obj/item/food/cheesewedge/presliced/book_cheese = new
+	var/obj/item/food/sliced/cheesewedge/presliced/book_cheese = new
 	user.drop_item()
 	user.put_in_hands(book_cheese)
 	qdel(src)
@@ -35,7 +35,7 @@
 	overlay = null
 	action_icon_state = "cheese_wedge"
 	action_background_icon_state = "bg_spell"
-	summon_type = list(/obj/item/food/cheesewedge/presliced)
+	summon_type = list(/obj/item/food/sliced/cheesewedge/presliced)
 	summon_amt = 9
 	aoe_range = 1
 	summon_ignore_prev_spawn_points = TRUE

code/game/objects/items/toys.dm

@@ -830,7 +830,7 @@
 /obj/item/toy/plushie/ipcplushie/attack_by(obj/item/attacking, mob/user, params)
 	if(..())
 		return FINISH_ATTACK
-	if(istype(attacking, /obj/item/food/breadslice))
+	if(istype(attacking, /obj/item/food/sliced/bread))
 		new /obj/item/food/toast(get_turf(loc))
 		to_chat(user, "<span class='notice'>You insert bread into the toaster.</span>")
 		playsound(loc, 'sound/machines/ding.ogg', 50, 1)