Fix Rails/SaveBang offenses

Fixes Rails/SaveBang cop for spec files in ee/spec/models/concerns/*

.rubocop_todo.yml

@@ -703,9 +703,6 @@ Rails/SaveBang:
     - 'ee/spec/models/burndown_spec.rb'
     - 'ee/spec/models/ci/pipeline_spec.rb'
     - 'ee/spec/models/ci/subscriptions/project_spec.rb'
-    - 'ee/spec/models/concerns/approver_migrate_hook_spec.rb'
-    - 'ee/spec/models/concerns/deprecated_approvals_before_merge_spec.rb'
-    - 'ee/spec/models/concerns/elastic/note_spec.rb'
     - 'ee/spec/models/ee/appearance_spec.rb'
     - 'ee/spec/models/ee/ci/job_artifact_spec.rb'
     - 'ee/spec/models/ee/protected_branch_spec.rb'

changelogs/unreleased/rails-save-bang-35.yml

+---
+title: Fixes Rails/SaveBang cop for spec files in ee/spec/models/concerns/*
+merge_request: 42839
+author: Rajendra Kadam
+type: other

ee/spec/models/concerns/approver_migrate_hook_spec.rb

@@ -23,7 +23,7 @@ RSpec.describe ApproverMigrateHook do
         end
 
         context 'when rule already exists' do
-          let!(:approval_rule) { target.approval_rules.create(name: 'foo') }
+          let!(:approval_rule) { target.approval_rules.create!(name: 'foo') }
 
           it 'reuses rule' do
             expect do

ee/spec/models/concerns/deprecated_approvals_before_merge_spec.rb

@@ -6,11 +6,11 @@ RSpec.describe DeprecatedApprovalsBeforeMerge do
   shared_examples 'with approvals before merge deprecated' do
     context 'updating approvals_before_merge' do
       it 'creates any_approver rule' do
-        subject.update(approvals_before_merge: 3)
+        subject.update!(approvals_before_merge: 3)
 
         expect_approvals_before_merge_to_be_updated(3)
 
-        subject.update(approvals_before_merge: 5)
+        subject.update!(approvals_before_merge: 5)
 
         expect_approvals_before_merge_to_be_updated(5)
       end

ee/spec/models/concerns/elastic/note_spec.rb

@@ -154,7 +154,7 @@ RSpec.describe Note, :elastic do
 
     shared_examples 'notes finder' do |user_type, no_of_notes|
       it "finds #{no_of_notes} notes for #{user_type}", :sidekiq_might_not_need_inline do
-        superuser = create(user_type)
+        superuser = create(user_type) # rubocop:disable Rails/SaveBang
         issue = create(:issue, :confidential, author: create(:user))
 
         Sidekiq::Testing.inline! do