Fix failing expired artifact specs

Changes the expired artifact factory so that the expired_at does not
fall under the "wrongly-expired rows" from a previous DB migration.

See https://gitlab.com/gitlab-org/gitlab/-/merge_requests/82084

spec/factories/ci/job_artifacts.rb

@@ -7,7 +7,7 @@ FactoryBot.define do
     file_format { :zip }
 
     trait :expired do
-      expire_at { Date.yesterday }
+      expire_at { Time.current.yesterday.change(minute: 9) }
     end
 
     trait :locked do