[tracker-website: 1/2] index.md: code is on GitLab, replace 'Github' in text

[Carlos Garnacho <carlosg src gnome org>]

commit 5b1fa8d07d44e1a10f23f59dd463991e1b74e3bf
Author: Jake Dane <3689-jakedane users noreply gitlab gnome org>
Date:   Tue Aug 2 11:23:38 2022 +0000

    index.md: code is on GitLab, replace 'Github' in text

 index.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/index.md b/index.md
index 2791d79..3fe2c2d 100644
--- a/index.md
+++ b/index.md
@@ -11,7 +11,7 @@ Tracker provides searching and indexing functionality for the GNOME desktop envi
 
 Tracker is [Free Software](https://spdx.org/licenses/GPL-2.0-or-later) and is developed in the open. 
 
-Code can be found on Github ([Tracker](https://gitlab.gnome.org/GNOME/tracker) and [Tracker 
Miners](https://gitlab.gnome.org/GNOME/tracker-miners) projects).
+Code can be found on GNOME GitLab ([Tracker](https://gitlab.gnome.org/GNOME/tracker) and [Tracker 
Miners](https://gitlab.gnome.org/GNOME/tracker-miners) projects).
 
 Forum discussion takes place at [discourse.gnome.org](https://discourse.gnome.org/) -- please use the 
['tracker' tag](https://discourse.gnome.org/tags/tracker) for Tracker related posts.