[gxml] CI: Remove deprecated package name

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit f4a3791dc9a6e874a9032c6161a204da241df4b4
Author: Daniel Espinosa Ortiz <esodan gmail com>
Date:   Tue May 26 08:21:29 2020 -0500

    CI: Remove deprecated package name

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9573a3b..da90126 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -7,7 +7,7 @@ stages:
 
 variables:
   DEPENDENCIES: gcc gettext gtk-doc-tools make autoconf meson ninja-build
-                libxml2-dev libglib2.0 libglib2.0-dev libglib2.0-bin
+                libxml2-dev libglib2.0-dev libglib2.0-bin
                 valac libgee-0.8-dev gettext
                 gnome-common libtool-bin
                 gobject-introspection libgirepository1.0-dev valadoc