Rename assembla service

Renames `assembla_service` to `assembla_integration`

app/models/integration.rb

@@ -229,7 +229,7 @@ class Integration < ApplicationRecord
   end
 
   # used as part of the renaming effort
-  RENAMED_TO_INTEGRATION = %w[asana]
+  RENAMED_TO_INTEGRATION = %w[asana assembla]
 
   def self.available_integration_names(**args)
     available_services_names(**args)

app/models/project.rb

@@ -156,7 +156,7 @@ class Project < ApplicationRecord
 
   # Project integrations
   has_one :asana_integration, class_name: 'Integrations::Asana'
-  has_one :assembla_service, class_name: 'Integrations::Assembla'
+  has_one :assembla_integration, class_name: 'Integrations::Assembla'
   has_one :bamboo_service, class_name: 'Integrations::Bamboo'
   has_one :bugzilla_service, class_name: 'Integrations::Bugzilla'
   has_one :buildkite_service, class_name: 'Integrations::Buildkite'

spec/lib/gitlab/import_export/all_models.yml

@@ -376,7 +376,7 @@ project:
 - pivotaltracker_service
 - prometheus_service
 - flowdock_service
-- assembla_service
+- assembla_integration
 - asana_integration
 - slack_service
 - microsoft_teams_service

spec/models/integrations/assembla_spec.rb

@@ -15,8 +15,8 @@ RSpec.describe Integrations::Assembla do
     let(:project) { create(:project, :repository) }
 
     before do
-      @assembla_service = described_class.new
-      allow(@assembla_service).to receive_messages(
+      @assembla_integration = described_class.new
+      allow(@assembla_integration).to receive_messages(
         project_id: project.id,
         project: project,
         service_hook: true,
@@ -29,7 +29,7 @@ RSpec.describe Integrations::Assembla do
     end
 
     it "calls Assembla API" do
-      @assembla_service.execute(@sample_data)
+      @assembla_integration.execute(@sample_data)
       expect(WebMock).to have_requested(:post, stubbed_hostname(@api_url)).with(
         body: /#{@sample_data[:before]}.*#{@sample_data[:after]}.*#{project.path}/
       ).once

spec/models/project_spec.rb

@@ -54,7 +54,7 @@ RSpec.describe Project, factory_default: :keep do
     it { is_expected.to have_one(:irker_service) }
     it { is_expected.to have_one(:pivotaltracker_service) }
     it { is_expected.to have_one(:flowdock_service) }
-    it { is_expected.to have_one(:assembla_service) }
+    it { is_expected.to have_one(:assembla_integration) }
     it { is_expected.to have_one(:slack_slash_commands_service) }
     it { is_expected.to have_one(:mattermost_slash_commands_service) }
     it { is_expected.to have_one(:buildkite_service) }