Use AccessRequestable#request_access in MembershipActions

Signed-off-by: Rémy Coutable <remy@rymai.me>

app/controllers/concerns/membership_actions.rb

@@ -3,7 +3,7 @@ module MembershipActions
   include MembersHelper
 
   def request_access
-    Members::RequestAccessService.new(membershipable, current_user).execute
+    membershipable.request_access(current_user)
 
     redirect_to polymorphic_path(membershipable),
                 notice: 'Your request for access has been queued for review.'

lib/api/access_requests.rb

@@ -33,7 +33,7 @@ module API
         #  POST /projects/:id/access_requests
         post ":id/access_requests" do
           source = find_source(source_type, params[:id])
-          access_requester = ::Members::RequestAccessService.new(source, current_user).execute
+          access_requester = source.request_access(current_user)
 
           if access_requester.persisted?
             present access_requester.user, with: Entities::AccessRequester, access_requester: access_requester