Merge branch '48105-git-version-detection-using-gitaly' into 'master'

Move git version detection to gitaly for usage ping data

Closes #48105 and charts/gitlab#530

See merge request gitlab-org/gitlab-ce!19993

lib/gitlab/git/version.rb

@@ -4,7 +4,7 @@ module Gitlab
       extend Gitlab::Git::Popen
 
       def self.git_version
-        Gitlab::VersionInfo.parse(popen(%W(#{Gitlab.config.git.bin_path} --version), nil).first)
+        Gitlab::VersionInfo.parse(Gitaly::Server.all.first.git_binary_version)
       end
     end
   end