[fractal] Switch to upstream gettext-rs

[Igor Gnatenko <ignatenko src gnome org>]

commit c1632bf973c019972709a742788d64b0eb81d3f8
Author: Igor Gnatenko <i gnatenko brain gmail com>
Date:   Sun Apr 28 17:20:03 2019 +0000

    Switch to upstream gettext-rs

 fractal-gtk/Cargo.toml | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
---
diff --git a/fractal-gtk/Cargo.toml b/fractal-gtk/Cargo.toml
index 2fec22a8..c791a213 100644
--- a/fractal-gtk/Cargo.toml
+++ b/fractal-gtk/Cargo.toml
@@ -61,8 +61,7 @@ version = "0.2.0"
 features = ["v0_0_7"]
 
 [dependencies.gettext-rs]
-git = "https://github.com/danigm/gettext-rs";
-branch = "no-gettext"
+version = "0.4.1"
 features = ["gettext-system"]
 
 [dependencies.gtk]