fixup! NXD lib/tasks/gitlab/check: Exit with non-zero code, if something failed in a check task

Use component.color(:<color name>) instead of component.<color name>

lib/tasks/gitlab/check.rake

 # if we ever print anything in red - that's an error
 $check_failed = false
-class String
-  alias_method :orig_red, :red
-  def red(*args)
-    $check_failed = true
-    orig_red(*args)
-  end
-end
 
 namespace :gitlab do
   desc "GitLab | Check the configuration of GitLab and its environment"
@@ -844,7 +837,7 @@ namespace :gitlab do
 
   def finished_checking(component)
     puts ""
-    puts "Checking #{component.yellow} ... #{$check_failed ? "Failed".red : "OK".green}"
+    puts "Checking #{component.color(:yellow)} ... #{$check_failed ? "Failed".color(:red) : "OK".color(:green)}"
     puts ""
     exit 1 if $check_failed
   end