Remove Fedora testing from stable branch

Fedora tests are maintained on master branch only

Change-Id: I947022db335f30756bad5eeec943b9e84b0b31aa

.zuul.yaml

@@ -68,16 +68,6 @@
         nodes:
           - controller
 
-- nodeset:
-    name: devstack-single-node-fedora-latest
-    nodes:
-      - name: controller
-        label: fedora-34
-    groups:
-      - name: tempest
-        nodes:
-          - controller
-
 - nodeset:
     name: openstack-two-node
     nodes:
@@ -627,26 +617,6 @@
       devstack_services:
         tls-proxy: false
 
-- job:
-    name: devstack-platform-fedora-latest
-    parent: tempest-full-py3
-    description: Fedora latest platform test
-    nodeset: devstack-single-node-fedora-latest
-    voting: false
-    vars:
-      configure_swap_size: 4096
-
-- job:
-    name: devstack-platform-fedora-latest-virt-preview
-    parent: tempest-full-py3
-    description: Fedora latest platform test using the virt-preview repo.
-    nodeset: devstack-single-node-fedora-latest
-    voting: false
-    vars:
-      configure_swap_size: 4096
-      devstack_localrc:
-        ENABLE_FEDORA_VIRT_PREVIEW_REPO: true
-
 - job:
     name: devstack-tox-base
     parent: devstack
@@ -720,7 +690,6 @@
         - devstack
         - devstack-ipv6
         - devstack-enforce-scope
-        - devstack-platform-fedora-latest
         - devstack-platform-centos-8-stream
         - devstack-async
         - devstack-multinode
@@ -845,7 +814,6 @@
             irrelevant-files:
               - ^.*\.rst$
               - ^doc/.*$
-        - devstack-platform-fedora-latest-virt-preview
         - devstack-no-tls-proxy
     periodic:
       jobs: