Add back missing glitch-soc admin settings (#1919)

Fixes #1890

config/locales-glitch/en.yml

@@ -33,6 +33,9 @@ en:
         title: Enable keybase integration
       flavour_and_skin:
         title: Flavour and skin
+      other:
+        preamble: Various glitch-soc settings not fitting in other categories.
+        title: Other
       outgoing_spoilers:
         desc_html: When federating toots, add this content warning to toots that do not have one. It is useful if your server is specialized in content other servers might want to have under a Content Warning. Media will also be marked as sensitive.
         title: Content warning for outgoing toots

config/routes.rb

@@ -274,6 +274,7 @@ Rails.application.routes.draw do
       resource :about, only: [:show, :update], controller: 'about'
       resource :appearance, only: [:show, :update], controller: 'appearance'
       resource :discovery, only: [:show, :update], controller: 'discovery'
+      resource :other, only: [:show, :update], controller: 'other'
     end
 
     resources :site_uploads, only: [:destroy]