Merge branch 'sh-fix-unicorn-typo' into 'master'

Fix typo in pattern CLI help: unicron -> unicorn

See merge request gitlab-org/gitlab-monitor!79

lib/gitlab_monitor/cli.rb

@@ -218,7 +218,7 @@ module GitLab
             opts.on("--pid=123", "Process ID") do |val|
               @pid = val
             end
-            opts.on("--pattern=unicron", "Process command pattern") do |val|
+            opts.on("--pattern=unicorn", "Process command pattern") do |val|
               @pattern = val
             end
             opts.on("--name=NAME", "Process name to be used in metrics") do |val|