Remove duplicate set_locale around action in auth/registrations (#36455)

app/controllers/auth/registrations_controller.rb

@@ -135,7 +135,7 @@ class Auth::RegistrationsController < Devise::RegistrationsController
     @accept_token = session[:accept_token] = SecureRandom.hex
     @invite_code  = invite_code
 
-    set_locale { render :rules }
+    render :rules
   end
 
   def is_flashing_format? # rubocop:disable Naming/PredicatePrefix

spec/system/auth/registrations_spec.rb

@@ -3,6 +3,17 @@
 require 'rails_helper'
 
 RSpec.describe 'Auth Registration' do
+  context 'when there are server rules' do
+    let!(:rule) { Fabricate :rule, text: 'You must be seven meters tall' }
+
+    it 'shows rules page before proceeding with sign up' do
+      visit new_user_registration_path
+      expect(page)
+        .to have_title(I18n.t('auth.register'))
+        .and have_content(rule.text)
+    end
+  end
+
   context 'when age verification is enabled' do
     before { Setting.min_age = 16 }