drop jammy jobs

ubuntu jammy is nolonger part of the required
testing runtime so this change simply removes
the jammy jobs.

Change-Id: I1e3bbb14cea5b856e8146f3a32d60c3a4ffdcfcc

.zuul.yaml

@@ -96,16 +96,6 @@
       zuul_copy_output:
         /etc/hosts: logs
 
-# TODO(gmann): As per the 2025.1 testing runtime, we need to run at least
-# one job on jammy. This job can be removed in the next cycle(2025.2)
-- job:
-    name: watcher-tempest-functional-jammy
-    description: This is integrated job testing on Ubuntu jammy(22.04)
-    parent: watcher-tempest-functional
-    nodeset: openstack-single-node-jammy
-    vars:
-      <<: *base_vars
-      python_version: '3.9'
 
 - job:
     name: watcher-tempest-functional-ipv6-only
@@ -290,7 +280,6 @@
     check:
       jobs:
         - watcher-tempest-functional
-        - watcher-tempest-functional-jammy
         - watcher-grenade
         - watcher-tempest-strategies
         - watcher-tempest-actuator
@@ -302,7 +291,6 @@
     gate:
       jobs:
         - watcher-tempest-functional
-        - watcher-tempest-functional-jammy
         - watcher-tempest-functional-ipv6-only
     experimental:
       jobs: