Revert "Rollback to deprecated "logrotate" JJB option"

This reverts commit df65588462d9dcb394c6dad6f23e968d0fba0679.

Reason for revert: to be re-done

Change-Id: I69bd703b7e175ced7d9a53cf7339116fc560bea8
diff --git a/jobs/templates/release-artifact-checker.yml b/jobs/templates/release-artifact-checker.yml
index 9462e15..1b9cd07 100644
--- a/jobs/templates/release-artifact-checker.yml
+++ b/jobs/templates/release-artifact-checker.yml
@@ -9,6 +9,6 @@
     builders:
     - shell:
         "python3 jobs/scripts/mcp_mu_release_artifact_checker.py"
-    logrotate:
-      DaysToKeep: 365
-      artifactDaysToKeep: 60
+    build-discarder:
+      days-to-keep: 365
+      artifact-days-to-keep: 60