Use correct shell version in update doc.

doc/update/6.x-or-7.x-to-7.8.md

@@ -163,7 +163,7 @@ git diff 6-0-stable:config/gitlab.yml.example 7-8-stable:config/gitlab.yml.examp
 
 * Make `/home/git/gitlab/config/gitlab.yml` the same as https://gitlab.com/gitlab-org/gitlab-ce/blob/7-8-stable/config/gitlab.yml.example but with your settings.
 * Make `/home/git/gitlab/config/unicorn.rb` the same as https://gitlab.com/gitlab-org/gitlab-ce/blob/7-8-stable/config/unicorn.rb.example but with your settings.
-* Make `/home/git/gitlab-shell/config.yml` the same as https://gitlab.com/gitlab-org/gitlab-shell/blob/v2.4.0/config.yml.example but with your settings.
+* Make `/home/git/gitlab-shell/config.yml` the same as https://gitlab.com/gitlab-org/gitlab-shell/blob/v2.4.3/config.yml.example but with your settings.
 * HTTP setups: Make `/etc/nginx/sites-available/gitlab` the same as https://gitlab.com/gitlab-org/gitlab-ce/blob/7-8-stable/lib/support/nginx/gitlab but with your settings.
 * HTTPS setups: Make `/etc/nginx/sites-available/gitlab-ssl` the same as https://gitlab.com/gitlab-org/gitlab-ce/blob/7-8-stablef/lib/support/nginx/gitlab-ssl but with your settings.
 * Copy rack attack middleware config
@@ -235,7 +235,7 @@ SET foreign_key_checks = 1;
 # Find MySQL users
 mysql> SELECT user FROM mysql.user WHERE user LIKE '%git%';
 
-# If git user exists and gitlab user does not exist 
+# If git user exists and gitlab user does not exist
 # you are done with the database cleanup tasks
 mysql> \q