refactor: simplify user_interface type declaration.

suggestion by: Yarwin.

Author: FrankCasanova

squash-the-creeps/rust/src/main_scene.rs

@@ -1,6 +1,5 @@
 use crate::mob;
 use crate::player;
-use crate::scorelabel;
 use crate::scorelabel::UserInterface;
 
 use godot::classes::{ColorRect, InputEvent, PathFollow3D, Timer};
@@ -17,7 +16,7 @@ pub struct MainScene {
     mob_timer: OnReady<Gd<Timer>>,
 
     #[init(node = "UserInterface")]
-    user_interface: OnReady<Gd<scorelabel::UserInterface>>,
+    user_interface: OnReady<Gd<UserInterface>>,
 
     base: Base<Node>,
 }