remove unused site settings company_domain, company_full_name, company_name

config/locales/server.en.yml

@@ -660,9 +660,6 @@ en:
     title: "Brief title of this site, used in the title tag."
     site_description: "Describe this site in one sentence, used in the meta description tag."
     contact_email: "Email address of key contact for site. Important notices from discourse.org regarding critical updates may be sent to this address."
-    company_full_name: "DEPRECATED. Not used anymore and will be removed. The full name of the company that runs this site, used in legal documents like /tos and /privacy"
-    company_short_name: "DEPRECATED. Not used anymore and will be removed. The short name of the company that runs this site, used in legal documents like /tos and /privacy"
-    company_domain: "DEPRECATED. Not used anymore and will be removed. The domain name owned by the company that runs this site, used in legal documents like /tos and /privacy"
     queue_jobs: "DEVELOPER ONLY! WARNING! By default, queue jobs in sidekiq. If disabled, your site will be broken."
     crawl_images: "Retrieve images from remote URLs to insert the correct width and height dimensions."
     download_remote_images_to_local: "Convert remote images to local images by downloading them; this prevents broken images."

config/site_settings.yml

@@ -808,10 +808,6 @@ uncategorized:
 
   disable_edit_notifications: false
 
-  company_full_name: 'My Unconfigured Forum Ltd.'
-  company_short_name: 'Unconfigured Forum'
-  company_domain: 'www.example.com'
-
   vacuum_db_days: 90
   last_vacuum:
     default: 0

db/fixtures/999_topics.rb

@@ -27,9 +27,9 @@ unless Rails.env.test?
   end
 
   create_static_page_topic('tos_topic_id', 'tos_topic.title', "tos_topic.body", nil, staff, "terms of service", {
-    company_domain: SiteSetting.company_domain,
-    company_full_name: SiteSetting.company_full_name,
-    company_name: SiteSetting.company_short_name
+    company_domain: "company_domain",
+    company_full_name: "company_full_name",
+    company_name: "company_short_name"
   })
 
   create_static_page_topic('guidelines_topic_id', 'guidelines_topic.title', "guidelines_topic.body",