Ignore default column from services table

default column from services table is only set to true for
GitLabIssueTrackerService. After removing the GitlabIssueTrackerService
class 788a4d24 we can ignore the column before dropping it.

app/models/service.rb

@@ -10,6 +10,7 @@ class Service < ApplicationRecord
   include IgnorableColumns
 
   ignore_columns %i[title description], remove_with: '13.4', remove_after: '2020-09-22'
+  ignore_columns %i[default], remove_with: '13.5', remove_after: '2020-10-22'
 
   SERVICE_NAMES = %w[
     alerts asana assembla bamboo bugzilla buildkite campfire confluence custom_issue_tracker discord

app/services/admin/propagate_integration_service.rb

@@ -96,7 +96,7 @@ module Admin
 
     # rubocop: disable CodeReuse/ActiveRecord
     def run_callbacks(batch)
-      if active_external_issue_tracker?
+      if integration.issue_tracker?
         Project.where(id: batch).update_all(has_external_issue_tracker: true)
       end
 
@@ -106,10 +106,6 @@ module Admin
     end
     # rubocop: enable CodeReuse/ActiveRecord
 
-    def active_external_issue_tracker?
-      integration.issue_tracker? && !integration.default
-    end
-
     def active_external_wiki?
       integration.type == 'ExternalWikiService'
     end

app/services/projects/propagate_service_template.rb

@@ -66,7 +66,7 @@ module Projects
 
     # rubocop: disable CodeReuse/ActiveRecord
     def run_callbacks(batch)
-      if active_external_issue_tracker?
+      if template.issue_tracker?
         Project.where(id: batch).update_all(has_external_issue_tracker: true)
       end
 
@@ -76,10 +76,6 @@ module Projects
     end
     # rubocop: enable CodeReuse/ActiveRecord
 
-    def active_external_issue_tracker?
-      template.issue_tracker? && !template.default
-    end
-
     def active_external_wiki?
       template.type == 'ExternalWikiService'
     end

spec/services/admin/propagate_integration_service_spec.rb

@@ -4,7 +4,7 @@ require 'spec_helper'
 
 RSpec.describe Admin::PropagateIntegrationService do
   describe '.propagate' do
-    let(:excluded_attributes) { %w[id project_id inherit_from_id instance created_at updated_at title description] }
+    let(:excluded_attributes) { %w[id project_id inherit_from_id instance created_at updated_at default] }
     let!(:project) { create(:project) }
     let!(:instance_integration) do
       JiraService.create!(

spec/services/projects/propagate_service_template_spec.rb

@@ -20,7 +20,7 @@ RSpec.describe Projects::PropagateServiceTemplate do
     end
 
     let!(:project) { create(:project) }
-    let(:excluded_attributes) { %w[id project_id template created_at updated_at title description] }
+    let(:excluded_attributes) { %w[id project_id template created_at updated_at default] }
 
     it 'creates services for projects' do
       expect(project.pushover_service).to be_nil
@@ -120,7 +120,7 @@ RSpec.describe Projects::PropagateServiceTemplate do
 
     describe 'external tracker' do
       it 'updates the project external tracker' do
-        service_template.update!(category: 'issue_tracker', default: false)
+        service_template.update!(category: 'issue_tracker')
 
         expect { described_class.propagate(service_template) }
           .to change { project.reload.has_external_issue_tracker }.to(true)