Updated main scene with all the stations

scripts/hydroponics_station/state/growing.gd

@@ -14,12 +14,11 @@ func enter_from(state):
 	ctx.get_node("item_holder").add_enabled = false
 	ctx.get_node("item_holder").remove_enabled = false
 	ctx.get_node("grow_timer").start()
-	ctx.get_node("MeshInstance").set_surface_material(0, mat)
 	ctx.status_light.activate()
 	ctx.item_dump.enabled = false
 
 func exit_to(state):
-	ctx.get_node("MeshInstance").set_surface_material(0, null)
+	pass
 
 func on_coin_machine_coin_requirement_met(player):
 	assert(false, "coin machine should be disabled while growing")