[evince] gitlab-ci: Install dependencies for gi-docgen

[Germán Poo-Caamaño <gpoo src gnome org>]

commit 74ba6d700805ce5b0d0658e88c4a0e2939c1ad72
Author: Germán Poo-Caamaño <gpoo gnome org>
Date:   Thu Dec 2 19:19:52 2021 -0300

    gitlab-ci: Install dependencies for gi-docgen
    
    * Install python packages required by gi-docgen

 .gitlab-ci/setup-ubuntu.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/.gitlab-ci/setup-ubuntu.sh b/.gitlab-ci/setup-ubuntu.sh
index cee7a909a..e1d53c341 100644
--- a/.gitlab-ci/setup-ubuntu.sh
+++ b/.gitlab-ci/setup-ubuntu.sh
@@ -17,7 +17,8 @@ apt-get -yq install gnome-common libglib2.0-dev-bin \
                     libspectre-dev libtiff5-dev libdjvulibre-dev \
                     libkpathsea-dev libarchive-dev libgxps-dev \
                     libhandy-1-dev libsynctex-dev git \
-                    ccache systemd ninja-build python3-pip
+                    ccache systemd ninja-build python3-pip \
+                    python3-jinja2 python3-toml python3-typogrify
 apt-get clean
 rm -rf /var/lib/apt/lists/*