[gimp-web/oscp] Add dependencies for Python-3-based branch

[Michael Schumacher <schumaml src gnome org>]

commit ca8dc0d8a30275efd2c1d9502f9ddeb804aaa9fb
Author: Michael Schumacher <schumaml gmx de>
Date:   Mon Apr 6 00:59:52 2020 +0200

    Add dependencies for Python-3-based branch

 static.gimp.org/Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/static.gimp.org/Dockerfile b/static.gimp.org/Dockerfile
index 522fb484..64ac6b9b 100644
--- a/static.gimp.org/Dockerfile
+++ b/static.gimp.org/Dockerfile
@@ -1,6 +1,6 @@
 FROM centos:8
 RUN dnf install -y python3-pip git && \
-    pip3 install pelican bs4 pygeoip typogrify
+    pip3 install pelican Markdown pygeoip Pygments typogrify bs4
 
 RUN git clone --depth 1 --branch migrate/py3 https://gitlab.gnome.org/Infrastructure/gimp-web && \
     cd gimp-web && \