Paradox bag resprite and rework (#59779)

Paradox bags can now be worn on the belt slot instead of the back, while being able to carry less (it can still fit inside bags).
Adds new sprites for the icon and belt.

code/modules/mining/lavaland/necropolis_chests.dm

@@ -560,9 +560,10 @@
 /obj/item/shared_storage
 	name = "paradox bag"
 	desc = "Somehow, it's in two places at once."
-	icon = 'icons/obj/storage.dmi'
-	icon_state = "cultpack"
-	slot_flags = ITEM_SLOT_BACK
+	icon = 'icons/obj/lavaland/artefacts.dmi'
+	icon_state = "paradox_bag"
+	worn_icon_state = "paradoxbag"
+	slot_flags = ITEM_SLOT_BELT
 	resistance_flags = INDESTRUCTIBLE
 
 /obj/item/shared_storage/red
@@ -573,7 +574,7 @@
 	. = ..()
 	var/datum/component/storage/STR = AddComponent(/datum/component/storage/concrete)
 	STR.max_w_class = WEIGHT_CLASS_NORMAL
-	STR.max_combined_w_class = 60
+	STR.max_combined_w_class = 15
 	STR.max_items = 21
 	new /obj/item/shared_storage/blue(drop_location(), STR)
 
@@ -583,7 +584,7 @@
 		return INITIALIZE_HINT_QDEL
 	var/datum/component/storage/STR = AddComponent(/datum/component/storage, master)
 	STR.max_w_class = WEIGHT_CLASS_NORMAL
-	STR.max_combined_w_class = 60
+	STR.max_combined_w_class = 15
 	STR.max_items = 21
 
 //Book of Babel