Adds a few more hand sprites (#12535)

code/modules/reagents/reagent_containers/food/drinks/drinkingglass.dm

@@ -4,6 +4,11 @@
 	name = "glass"
 	desc = "Your standard drinking glass."
 	icon_state = "glass_empty"
+	item_icons = list(
+		slot_l_hand_str = 'icons/mob/items/lefthand_food.dmi',
+		slot_r_hand_str = 'icons/mob/items/righthand_food.dmi',
+		)
+	item_state = "glass_empty"
 	amount_per_transfer_from_this = 5
 	volume = 30
 	unacidable = TRUE //glass
@@ -23,6 +28,7 @@
 		center_of_mass = R.glass_center_of_mass || list("x"=16, "y"=10)
 	else
 		icon_state = "glass_empty"
+		item_state = "glass_empty"
 		name = "glass"
 		desc = "Your standard drinking glass."
 		center_of_mass = list("x"=16, "y"=10)

code/modules/reagents/reagent_containers/food/snacks.dm

@@ -5221,6 +5221,10 @@
 	desc_fluff = "V'krexi, while edible, hold no nutritional value, either for humans or Vaurca. The V'krexi meat was mostly neglected until human food-processing techniques were introduced to the Zo'ra Hive."
 	icon = 'icons/obj/food.dmi'
 	icon_state = "vkrexitaffy"
+	item_icons = list(
+		slot_l_hand_str = 'icons/mob/items/lefthand_food.dmi',
+		slot_r_hand_str = 'icons/mob/items/righthand_food.dmi',
+		)
 	item_state = "vkrexi"
 	icon_type = "vkrexi taffy"
 	storage_type = "packaging"

code/modules/reagents/reagent_containers/glass/coffeecup.dm

@@ -3,6 +3,11 @@
 	desc = "A plain white coffee cup."
 	icon = 'icons/obj/drink_glasses/coffecup.dmi'
 	icon_state = "coffeecup"
+	item_icons = list(
+		slot_l_hand_str = 'icons/mob/items/lefthand_food.dmi',
+		slot_r_hand_str = 'icons/mob/items/righthand_food.dmi',
+		)
+	item_state = "coffeecup"
 	volume = 30
 	var/fillsource = "coffeecup"