Improve naming for other_action mock (PR comment)

Author: iangmaia

spec/ios_bump_version_release_spec.rb

@@ -2,15 +2,15 @@
 
 describe Fastlane::Actions::IosBumpVersionReleaseAction do
   let(:default_branch) { 'my_new_branch' }
-  let(:ensure_git_action_instance) { double() }
   let(:versions) { ['6.30'] }
   let(:next_version) { '6.31.0.0' }
   let(:next_version_short) { '6.31' }
 
   describe 'creates the release branch, bumps the app version and commits the changes' do
     before do
-      allow(Fastlane::Action).to receive(:other_action).and_return(ensure_git_action_instance)
-      allow(ensure_git_action_instance).to receive(:ensure_git_branch).with(branch: default_branch)
+      other_action_mock = double()
+      allow(Fastlane::Action).to receive(:other_action).and_return(other_action_mock)
+      allow(other_action_mock).to receive(:ensure_git_branch).with(branch: default_branch)
 
       allow(Fastlane::Helper::GitHelper).to receive(:checkout_and_pull).with(default_branch)
       allow(Fastlane::Helper::GitHelper).to receive(:create_branch).with("release/#{next_version_short}", from: default_branch)