gtk version bump

Cargo.toml

@@ -7,9 +7,9 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-gtk4 = { git = "https://github.com/gtk-rs/gtk4.git" }
-glib = { git = "https://github.com/gtk-rs/gtk-rs-core.git", package = "glib" }
-gio = { git = "https://github.com/gtk-rs/gtk-rs-core.git", package = "gio" }
-gdk = { git = "https://github.com/gtk-rs/gtk4-rs.git", package = "gdk4" }
+gtk4 = "0.4.7"
+glib = "*"
+gio = "*"
+gdk = "*"
 futures = "0.3"
 byteorder = "*"