[gnome-hello] help: Replace git.gnome.org by gitlab.gnome.org

[Andre Klapper <aklapper src gnome org>]

commit 2ef9f83e3fac925968940d15ba6ccfed616e39ae
Author: Andre Klapper <a9016009 gmx de>
Date:   Fri Mar 1 17:24:02 2019 +0100

    help: Replace git.gnome.org by gitlab.gnome.org

 help/C/compiling.page | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/help/C/compiling.page b/help/C/compiling.page
index 98c6db5..b2bac18 100644
--- a/help/C/compiling.page
+++ b/help/C/compiling.page
@@ -27,7 +27,7 @@
   </p>
   <steps>
    <item><p>In a terminal, type:</p>
-         <p><cmd>git clone git://git.gnome.org/gnome-hello</cmd></p></item>
+         <p><cmd>git clone https://gitlab.gnome.org/GNOME/gnome-hello.git</cmd></p></item>
    <item><p><cmd>cd gnome-hello</cmd></p></item>
    <item><p><cmd>./autogen.sh --prefix=`pwd`/install</cmd></p></item>
    <item><p><cmd>make</cmd></p></item>