[tracker/wip/carlosg/hotdoc] ci: Add glib2-doc to fedora image

[Carlos Garnacho <carlosg src gnome org>]

commit 660ff1e125834d63643d84bc5a5fd742905bedc3
Author: Carlos Garnacho <carlosg gnome org>
Date:   Mon Aug 23 00:26:52 2021 +0200

    ci: Add glib2-doc to fedora image
    
    This will help generate docs with full links for the glib/gobject
    types in our API.

 .gitlab-ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8eece8877..fcc28018c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -60,9 +60,9 @@ check-merge-request:
 
 .tracker.fedora@common:
   variables:
-    BASE_TAG: '2021-08-05.0'
+    BASE_TAG: '2021-08-23.0'
     FDO_UPSTREAM_REPO: GNOME/tracker
-    FDO_DISTRIBUTION_PACKAGES: 'clang clang-analyzer gcovr git libasan libubsan python3-gobject python3-pip 
umockdev-devel xmlto uncrustify patch diffutils cmake python-devel'
+    FDO_DISTRIBUTION_PACKAGES: 'clang clang-analyzer gcovr git libasan libubsan python3-gobject python3-pip 
umockdev-devel xmlto uncrustify patch diffutils cmake python-devel glib2-doc'
     FDO_DISTRIBUTION_EXEC: |
       dnf install -y 'dnf-command(builddep)' &&
       dnf builddep -y tracker tracker-miners --setopt=install_weak_deps=False &&