Point README to .gitlab-ci.yml for dependencies documentation, so it is always up to date

README.md

@@ -6,9 +6,7 @@ WARNING: project moved to https://salsa.debian.org/nm-team/nm.debian.org
 ## Running this code on your own machine
 ### Dependencies
 
-    apt-get install python3 python3-markdown python3-ldap3 python3-psycopg2
-     python3-xapian python3-django python3-django-housekeeping python3-debian \
-     python3-debiancontributors python3-djangorestframework gnupg debian-keyring
+See `.gitlab-ci.yml` for an up to date list of dependencies.
 
 ### Configuration