storage rewrite (#6284)

Co-authored-by: silicons <no@you.cat>

code/modules/modular_computers/computers/subtypes/dev_laptop.dm

@@ -13,7 +13,7 @@
 	light_strength = 3
 	max_damage = 200
 	broken_damage = 100
-	w_class = ITEMSIZE_NORMAL
+	w_class = WEIGHT_CLASS_NORMAL
 	var/icon_state_closed = "laptop-closed"
 
 /obj/item/modular_computer/laptop/AltClick(mob/living/carbon/user)

code/modules/modular_computers/computers/subtypes/dev_tablet.dm

@@ -7,7 +7,7 @@
 	icon_state_menu = "menu"
 	hardware_flag = PROGRAM_TABLET
 	max_hardware_size = 1
-	w_class = ITEMSIZE_SMALL
+	w_class = WEIGHT_CLASS_SMALL
 	light_strength = 2 // Same as PDAs
 
 /obj/item/modular_computer/tablet/lease

code/modules/modular_computers/computers/subtypes/dev_telescreen.dm

@@ -16,7 +16,7 @@
 	light_strength = 4
 	max_damage = 300
 	broken_damage = 150
-	w_class = ITEMSIZE_HUGE
+	w_class = WEIGHT_CLASS_HUGE
 
 /obj/item/modular_computer/telescreen/Initialize(mapload)
 	. = ..()