Codestyle and changelog changes

app/services/geo/repository_update_service.rb

 module Geo
   class RepositoryUpdateService
-    attr_reader :project, :clone_url
+    attr_reader :project, :clone_url, :logger
 
     LEASE_TIMEOUT = 1.hour.freeze
     LEASE_KEY_PREFIX = 'geo_repository_fetch'.freeze
 
-    def initialize(project, clone_url, logger = nil)
+    def initialize(project, clone_url, logger = Rails.logger)
       @project = project
       @clone_url = clone_url
       @logger = logger
@@ -39,12 +39,10 @@ module Geo
       begin
         yield
       ensure
-        if repository_lease.present?
         log('Releasing leases to sync repository')
         Gitlab::ExclusiveLease.cancel(lease_key, repository_lease)
       end
     end
-    end
 
     def lease_key
       @lease_key ||= "#{LEASE_KEY_PREFIX}:#{project.id}"
@@ -53,9 +51,5 @@ module Geo
     def log(message)
       logger.info("#{self.class.name}: #{message} for project #{project.path_with_namespace} (#{project.id})")
     end
-
-    def logger
-      @logger || Rails.logger
-    end
   end
 end

changelogs/unreleased-ee/1463-improve-repo-sync.yml

 ---
-title: Improve Repository Sync (with new SystemHook)
+title: Geo: Improve Repository Sync (with new SystemHook)
 merge_request: 1789
 author: