Get rid of two obsolete overrides

code/game/objects/items/weapons/grenades/ghettobomb.dm

@@ -71,7 +71,6 @@
 	icon = 'icons/obj/grenade.dmi'
 	icon_state = "improvised_grenade"
 	item_state = "flashbang"
-	icon_override = 'icons/mob/in-hand/tools.dmi'
 	throw_speed = 3
 	throw_range = 7
 	flags = CONDUCT

code/modules/projectiles/guns/projectile/launchers.dm

@@ -48,7 +48,6 @@
 	name = "multi grenade launcher"
 	icon_state = "bulldog"
 	item_state = "bulldog"
-	icon_override = 'icons/mob/in-hand/guns.dmi'
 	mag_type = "/obj/item/ammo_box/magazine/internal/cylinder/grenadelauncher/multi"
 
 /obj/item/weapon/gun/projectile/revolver/grenadelauncher/multi/cyborg