Autofix Rubocop RSpec/LetBeforeExamples (#23671)

.rubocop_todo.yml

@@ -1121,12 +1121,6 @@ RSpec/LeakyConstantDeclaration:
     - 'spec/lib/settings/extend_spec.rb'
     - 'spec/models/concerns/remotable_spec.rb'
 
-# Offense count: 2
-# This cop supports safe autocorrection (--autocorrect).
-RSpec/LetBeforeExamples:
-  Exclude:
-    - 'spec/models/user_spec.rb'
-
 # Offense count: 108
 RSpec/LetSetup:
   Exclude:

spec/models/user_spec.rb

@@ -2,6 +2,9 @@ require 'rails_helper'
 require 'devise_two_factor/spec_helpers'
 
 RSpec.describe User, type: :model do
+  let(:password) { 'abcd1234' }
+  let(:account) { Fabricate(:account, username: 'alice') }
+
   it_behaves_like 'two_factor_backupable'
 
   describe 'otp_secret' do
@@ -96,9 +99,6 @@ RSpec.describe User, type: :model do
     end
   end
 
-  let(:account) { Fabricate(:account, username: 'alice') }
-  let(:password) { 'abcd1234' }
-
   describe 'blacklist' do
     around(:each) do |example|
       old_blacklist = Rails.configuration.x.email_blacklist