Call after_expired after expiration

Currently we call it within a transaction, but this doens't work as some
expiration triggers will send emails, and therefore try and fetch data
from the database while it's still within the transaction only.

app/services/expire_requestable.rb

@@ -13,7 +13,6 @@ def call
 
     ActiveRecord::Base.transaction do
       requestable.expired!
-      requestable.after_expired(user:)
 
       CreateTimelineEvent.call(
         "requestable_expired",
@@ -25,6 +24,8 @@ def call
       ApplicationFormStatusUpdater.call(user:, application_form:)
     end
 
+    requestable.after_expired(user:)
+
     requestable
   end