cowsql-benchmark: Run using zabbly kernel

This enables us to track performance improvements or regressions in latest
kernel versions (in particularl in io_uring-related code).

Signed-off-by: Free Ekanayaka <free@ekanayaka.io>

jenkins/jobs/cowsql-benchmark.yaml

@@ -8,7 +8,7 @@
     builders:
     - shell: |-
         cd /lxc-ci
-        exec /lxc-ci/bin/maas-run name=lantea jammy ga-22.04 isolcpus bin/test-cowsql-benchmark
+        exec /lxc-ci/bin/maas-run name=lantea jammy ga-22.04 isolcpus,ubuntu-zabbly bin/test-cowsql-benchmark
 
     properties:
     - build-discarder: