sort .gitignore in bin/import-puppet-module

.gitignore

-/private/swh-private-data/
-/swh-dar/
-/swh-gunicorn/
-/swh-mediawiki/
-/swh-postfix/
-/swh-profile/
-/swh-role/
-/swh-site/
-/swh-systemd/
-/swh-uwsgi/
 /camptocamp-systemd/
 /claranet-varnish/
 /icinga-icinga2/
@@ -15,8 +5,10 @@
 /inkblot-bind/
 /mosen-cups/
 /openstack-ceph/
+/private/swh-private-data/
 /puppet-extlib/
 /puppet-nginx/
+/puppet-php/
 /puppet-unattended_upgrades/
 /puppetlabs-apache/
 /puppetlabs-apt/
@@ -39,8 +31,16 @@
 /ssm-hitch/
 /ssm-munin/
 /stm-debconf/
+/swh-dar/
+/swh-gunicorn/
+/swh-mediawiki/
+/swh-postfix/
+/swh-profile/
+/swh-role/
+/swh-site/
+/swh-systemd/
+/swh-uwsgi/
 /theforeman-puppet/
 /trepasi-debnet/
 /wikimedia-kafka/
 /wikimedia-zookeeper/
-/puppet-php/

bin/import-puppet-module

@@ -171,7 +171,7 @@ def update_mrconfig(module_name, phabricator_repo, upstream_repo):
 
 def update_gitignore(modules):
     with tempfile.NamedTemporaryFile(mode='w+', dir='.', delete=False) as f:
-        for module in modules:
+        for module in sorted(modules):
             if module == 'DEFAULT':
                 continue
             print('/%s/' % module, file=f)