Autofix Rubocop RSpec/ReturnFromStub (#23724)

spec/controllers/api/v1/accounts/credentials_controller_spec.rb

@@ -86,7 +86,7 @@ describe Api::V1::Accounts::CredentialsController do
 
   context 'without an oauth token' do
     before do
-      allow(controller).to receive(:doorkeeper_token) { nil }
+      allow(controller).to receive(:doorkeeper_token).and_return(nil)
     end
 
     describe 'GET #show' do

spec/controllers/api/v1/apps/credentials_controller_spec.rb

@@ -30,7 +30,7 @@ describe Api::V1::Apps::CredentialsController do
 
   context 'without an oauth token' do
     before do
-      allow(controller).to receive(:doorkeeper_token) { nil }
+      allow(controller).to receive(:doorkeeper_token).and_return(nil)
     end
 
     describe 'GET #show' do

spec/controllers/api/v1/statuses/favourited_by_accounts_controller_spec.rb

@@ -45,7 +45,7 @@ RSpec.describe Api::V1::Statuses::FavouritedByAccountsController, type: :control
 
   context 'without an oauth token' do
     before do
-      allow(controller).to receive(:doorkeeper_token) { nil }
+      allow(controller).to receive(:doorkeeper_token).and_return(nil)
     end
 
     context 'with a private status' do

spec/controllers/api/v1/statuses/reblogged_by_accounts_controller_spec.rb

@@ -45,7 +45,7 @@ RSpec.describe Api::V1::Statuses::RebloggedByAccountsController, type: :controll
 
   context 'without an oauth token' do
     before do
-      allow(controller).to receive(:doorkeeper_token) { nil }
+      allow(controller).to receive(:doorkeeper_token).and_return(nil)
     end
 
     context 'with a private status' do

spec/controllers/api/v1/statuses_controller_spec.rb

@@ -219,7 +219,7 @@ RSpec.describe Api::V1::StatusesController, type: :controller do
 
   context 'without an oauth token' do
     before do
-      allow(controller).to receive(:doorkeeper_token) { nil }
+      allow(controller).to receive(:doorkeeper_token).and_return(nil)
     end
 
     context 'with a private status' do

spec/validators/blacklisted_email_validator_spec.rb

@@ -8,7 +8,7 @@ RSpec.describe BlacklistedEmailValidator, type: :validator do
     let(:errors) { double(add: nil) }
 
     before do
-      allow(user).to receive(:valid_invitation?) { false }
+      allow(user).to receive(:valid_invitation?).and_return(false)
       allow_any_instance_of(described_class).to receive(:blocked_email_provider?) { blocked_email }
     end