Remove some tooltip2 references

gymkhana/rooms/home/home.tscn

@@ -109,7 +109,6 @@ tooltip_name = "This is action1"
 combine_when_selected_action_is_in = [  ]
 inventory_texture = ExtResource( 10 )
 dialog_color = Color( 1, 1, 1, 1 )
-tooltip2_name = "This is action2"
 
 [node name="Art1" type="Sprite" parent="Hotspots/artwork1"]
 position = Vector2( 470, 140 )