Update rubocop-rspec requirement from ~> 2.29.2 to ~> 2.30.0 (#122)

* Update rubocop-rspec requirement from ~> 2.29.2 to ~> 2.30.0

Updates the requirements on [rubocop-rspec](https://github.com/rubocop/rubocop-rspec) to permit the latest version.
- [Release notes](https://github.com/rubocop/rubocop-rspec/releases)
- [Changelog](https://github.com/rubocop/rubocop-rspec/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-rspec@v2.29.2...v2.30.0)

---
updated-dependencies:
- dependency-name: rubocop-rspec
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

* fixes

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Łukasz Strzebińczyk <lukasz.strzebinczyk@toptal.com>

granite.gemspec

@@ -32,7 +32,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'rspec-rails', '~> 6.0'
   s.add_development_dependency 'rubocop', '~> 1.64.1'
   s.add_development_dependency 'rubocop-rails', '~> 2.25.0'
-  s.add_development_dependency 'rubocop-rspec', '~> 2.29.2'
+  s.add_development_dependency 'rubocop-rspec', '~> 2.30.0'
   s.add_development_dependency 'simplecov', '~> 0.15'
 
   s.metadata['rubygems_mfa_required'] = 'true'

spec/lib/granite/action/transaction_manager/transactions_stack_spec.rb

@@ -14,8 +14,7 @@
   context 'when in transaction' do
     let(:run_transaction) do
       transactions_stack.transaction do
-        expect(transactions_stack.depth).to eq(1)
-        expect { transactions_stack.add_callback(callback1) }.to change(transactions_stack, :callbacks).to([callback1])
+        transactions_stack.add_callback(callback1)
         block1
       end
     end
@@ -42,10 +41,7 @@
         transactions_stack.transaction do
           transactions_stack.add_callback(callback1)
           transactions_stack.transaction do
-            expect(transactions_stack.depth).to eq(2)
-            expect do
-              transactions_stack.add_callback(callback2)
-            end.to change(transactions_stack, :callbacks).to([callback1, callback2])
+            transactions_stack.add_callback(callback2)
             block2
           end
         end