Fix non-ASCII character in gitlab.rb template

Author: PolaricEntropy

files/gitlab-config-template/gitlab.rb.template

@@ -1271,7 +1271,7 @@ external_url 'GENERATED_EXTERNAL_URL'
 ### Git trace log file.
 ###! If set, git commands receive GIT_TRACE* environment variables
 ###! Docs: https://git-scm.com/book/es/v2/Git-Internals-Environment-Variables#Debugging
-###! An absolute path starting with / – the trace output will be appended to
+###! An absolute path starting with / - the trace output will be appended to
 ###! that file. It needs to exist so we can check permissions and avoid
 ###! throwing warnings to the users.
 # gitlab_shell['git_trace_log_file'] = "/var/log/gitlab/gitlab-shell/gitlab-shell-git-trace.log"