Uxupgrade as optional without theme copying so login bg can be patched by docker binding.

Workload remove unnecessary patch.

patches/uxupgrade_cleanstartup.patch

@@ -1,5 +1,18 @@
 --- a/plugins/000_redmine_x_ux_upgrade/init.rb
 +++ b/plugins/000_redmine_x_ux_upgrade/init.rb
+@@ -34,10 +34,10 @@ plugin_path = Redmine::Plugin.registered_plugins[:'000_redmine_x_ux_upgrade'].pa
+ require "#{plugin_path}/lib/redmine_x_ux_upgrade"
+ 
+ # Copy projectino theme and to public folder
+-FileUtils.cp_r("#{plugin_path}/assets/themes", "#{Rails.root}/public")
++#FileUtils.cp_r("#{plugin_path}/assets/themes", "#{Rails.root}/public")
+ 
+ # Set redmine theme to 'redminex_theme'
+-RedmineXUxUpgrade.set_redmine_x_theme
++#RedmineXUxUpgrade.set_redmine_x_theme
+ 
+ # Save additional default settings if this is upgrade of older version # for Redmine v5.0.2
+ RedmineXUxUpgrade.save_default_settings
 @@ -50,5 +50,5 @@ RedmineApp::Application.routes.prepend do
    post '/settings/plugin/000_redmine_x_ux_upgrade/remove_logo', to: 'settings#delete_attachment', as: 'delete_attachment'
  end

patches/workload_module.patch

@@ -308,16 +308,6 @@
      Redmine::Export::CSV.generate(encoding: params[:encoding]) do |csv|
        csv << prepare.header_fields
        prepare.group_workload.each do |level, data|
---- a/plugins/redmine_workload/test/test_helper.rb
-+++ b/plugins/redmine_workload/test/test_helper.rb
-@@ -1,5 +1,7 @@
- # frozen_string_literal: true
- 
-+require 'mocha/minitest'
-+
- # Load the normal Rails helper
- require File.expand_path('../../../test/test_helper', __dir__)
- # Load other test helper modules
 --- a/plugins/redmine_workload/test/unit/group_user_dummy_test.rb
 +++ b/plugins/redmine_workload/test/unit/group_user_dummy_test.rb
 @@ -3,7 +3,7 @@