Remove tripleo-based jobs ahead of Wallaby EOL

Wallaby branches on TripleO based repos
will be going EOL soon.
This review removes the TripleO based jobs
to avoid possible future failures.

Change-Id: Ib0a03f96d8c1513e51b2f2674610c70cc6c3db85

.zuul.yaml

@@ -4,27 +4,4 @@
       - puppet-openstack-module-unit-jobs
       - puppet-openstack-integration-jobs-all
       - puppet-openstack-litmus-jobs
-      - tripleo-puppet-undercloud
       - release-notes-jobs-python3
-    check:
-      jobs:
-        - puppet-neutron-tripleo-standalone
-
-- job:
-    name: puppet-neutron-tripleo-standalone
-    parent: tripleo-puppet-ci-centos-9-standalone
-    description: |
-      TripleO standalone Job running Neutron specific Tempest tests.
-    voting: false
-    vars:
-      consumer_job: true
-      build_container_images: false
-      remove_tags:
-        - build
-      featureset_override:
-        run_tempest: false
-        tempest_test_whitelist:
-          - 'tempest.scenario.test_network_basic_ops.TestNetworkBasicOps.test_network_basic_ops'
-        use_os_tempest: true
-    dependencies:
-      - tripleo-puppet-ci-centos-9-content-provider