fix: migrate deprecated job.cleanup-run property

The job.cleanup-run property was deprecated in version 11.0.0.[1]

[1]: https://zuul-ci.org/docs/zuul/latest/releasenotes.html#relnotes-11-0-0

Change-Id: Ic8bcaaa641da28fdda839a82d85ee73aece75d56
diff --git a/zuul.d/jobs.yaml b/zuul.d/jobs.yaml
index bdc5be1..e651207 100644
--- a/zuul.d/jobs.yaml
+++ b/zuul.d/jobs.yaml
@@ -34,8 +34,9 @@
       It sets up the git credentials for the Copybara bot.
     pre-run:
       - playbooks/copybara-base/pre.yaml
-    cleanup-run:
-      - playbooks/copybara-base/cleanup.yaml
+    post-run:
+      - name: playbooks/copybara-base/cleanup.yaml
+        cleanup: true
     roles:
       - zuul: zuul/jobs
     post-review: true