Drop Debian Buster python wheel mirror publication jobs

We are in the process of dropping this node type from nodepool and our
mirrors entirely. Stop running jobs to build the python wheel
mirror/cache for this release.

Change-Id: Iaab540fdf67f357080bed7aff62f7136596fa8fd

zuul.d/jobs.yaml

@@ -999,48 +999,6 @@
     vars:
       wheel_volume: 'mirror.wheel.deb11a64'
 
-- job:
-    name: publish-wheel-cache-debian-buster
-    description: |
-      Publish Debian buster wheels for OpenStack CI mirrors.
-    parent: build-wheel-cache-debian-buster
-    pre-run: playbooks/openafs-client/setup.yaml
-    post-run: playbooks/publish/wheel-mirror.yaml
-    allowed-projects:
-      - openstack/requirements
-    final: true
-    secrets:
-      - name: afs
-        secret: wheel_keytab
-
-- job:
-    name: release-wheel-cache-debian-buster
-    parent: release-wheel-cache
-    final: true
-    vars:
-      wheel_volume: 'mirror.wheel.busterx64'
-
-- job:
-    name: publish-wheel-cache-debian-buster-arm64
-    description: |
-      Publish Debian buster wheels for OpenStack CI mirrors.
-    parent: build-wheel-cache-debian-buster-arm64
-    pre-run: playbooks/openafs-client/setup.yaml
-    post-run: playbooks/publish/wheel-mirror.yaml
-    allowed-projects:
-      - openstack/requirements
-    final: true
-    secrets:
-      - name: afs
-        secret: wheel_keytab
-
-- job:
-    name: release-wheel-cache-debian-buster-arm64
-    parent: release-wheel-cache
-    final: true
-    vars:
-      wheel_volume: 'mirror.wheel.bustera64'
-
 - job:
     name: publish-wheel-cache-ubuntu-jammy
     parent: build-wheel-cache-ubuntu-jammy

zuul.d/projects.yaml

@@ -4541,10 +4541,6 @@
         - release-wheel-cache-debian-bullseye:
             dependencies:
               - name: publish-wheel-cache-debian-bullseye
-        - publish-wheel-cache-debian-buster
-        - release-wheel-cache-debian-buster:
-            dependencies:
-              - name: publish-wheel-cache-debian-buster
         - publish-wheel-cache-ubuntu-jammy
         - release-wheel-cache-ubuntu-jammy:
             dependencies:
@@ -4573,10 +4569,6 @@
         - release-wheel-cache-debian-bullseye-arm64:
             dependencies:
               - name: publish-wheel-cache-debian-bullseye-arm64
-        - publish-wheel-cache-debian-buster-arm64
-        - release-wheel-cache-debian-buster-arm64:
-            dependencies:
-              - name: publish-wheel-cache-debian-buster-arm64
         - publish-wheel-cache-ubuntu-jammy-arm64
         - release-wheel-cache-ubuntu-jammy-arm64:
             dependencies: