update gtk dependency resolve

src/app/browser.rs

@@ -1,7 +1,6 @@
 #[path = "browser/header.rs"] mod header;
 #[path = "browser/main.rs"] mod main;
 
-use gtk4 as gtk;
 use gtk::{Application, ApplicationWindow};
 
 pub fn new(app: &Application) -> ApplicationWindow

src/app/browser/header.rs

@@ -1,4 +1,3 @@
-use gtk4 as gtk;
 use gtk::HeaderBar;
 
 pub fn new() -> HeaderBar

src/app/browser/main.rs

@@ -1,4 +1,3 @@
-use gtk4 as gtk;
 use gtk::Box;
 
 pub fn new() -> Box

src/main.rs

@@ -1,6 +1,5 @@
 #[path = "app/browser.rs"] mod browser;
 
-use gtk4 as gtk;
 use gtk::prelude::*;
 use gtk::{glib, Application};