FIX: Order outputted theme stylesheets (#14133)

config/site_settings.yml

@@ -365,9 +365,6 @@ basic:
     default: "arial"
     enum: "BaseFontSetting"
     refresh: true
-  order_stylesheets:
-    default: false
-    hidden: true
 
 login:
   invite_only:

lib/stylesheet/manager.rb

@@ -231,7 +231,7 @@ class Stylesheet::Manager
           stylesheets << data
         end
 
-        if SiteSetting.order_stylesheets && stylesheets.size > 1
+        if stylesheets.size > 1
           stylesheets = stylesheets.sort_by do |s|
             [
               s[:remote] ? 0 : 1,

spec/components/stylesheet/manager_spec.rb

@@ -152,10 +152,6 @@ describe Stylesheet::Manager do
         end
       end
 
-      before do
-        SiteSetting.order_stylesheets = true
-      end
-
       it 'output remote child, then sort children alphabetically, then local parent' do
         theme.add_relative_theme!(:child, z_child_theme)
         theme.add_relative_theme!(:child, child_remote)