Merge pull request #7258 from opf/fix/30104/parent-wiki-title

[30104] Fix empty titled being used in new wiki page

[ci skip]

app/controllers/wiki_controller.rb

@@ -393,7 +393,7 @@ class WikiController < ApplicationController
   end
 
   def wiki_page_title
-    params[:title] || action_name == 'new_child' ? '' : params[:id].to_s.capitalize.tr('-', ' ')
+    params[:title] || (action_name == 'new_child' ? '' : params[:id].to_s.capitalize.tr('-', ' '))
   end
 
   def find_wiki

lib/redmine/menu_manager/top_menu/help_menu.rb

@@ -81,7 +81,7 @@ module Redmine::MenuManager::TopMenu::HelpMenu
   end
 
   def render_onboarding_menu_item
-    render_to_string(partial: 'onboarding/menu_item')
+    controller.render_to_string(partial: 'onboarding/menu_item')
   end
 
   def render_help_and_support(result)