Revert "Run git-lfs-authenticate script with original command line arguments"

This reverts commit 8449979f.
Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

CHANGELOG

 v2.6.8 (unreleased)
+  - Revert git-lfs-authenticate command from white list
 
 v2.6.7
   - Exit with non-zero status when import-repository fails
@@ -6,7 +7,6 @@ v2.6.7
 
 v2.6.6
   - Do not clean LANG environment variable for the git hooks when working through the SSH-protocol
-  - Add git-lfs-authenticate command to white list (this command is used by git-lfs for SSO authentication through SSH-protocol)
   - Handle git-annex and gcryptsetup
 
 v2.6.5

lib/gitlab_shell.rb

@@ -111,8 +111,6 @@ class GitlabShell
 
       $logger.info "gitlab-shell: executing git-annex command <#{parsed_args.join(' ')}> for #{log_username}."
       exec_cmd(*parsed_args)
-    elsif @git_cmd == 'git-lfs-authenticate'
-      exec_cmd(@origin_cmd)
     else
       $logger.info "gitlab-shell: executing git command <#{@git_cmd} #{repo_full_path}> for #{log_username}."
       exec_cmd(@git_cmd, repo_full_path)