Remove charm-neutron-api-genericswitch from infra

This patch removes charm-neutron-api-genericswitch from
infrastructure systems for the purpose of retiring the project.

Depends-On: https://review.opendev.org/#/c/681262/
Change-Id: Ib92bbfa23f424718745d52dc272f2a0e0af34c0f

gerrit/projects.yaml

@@ -1440,10 +1440,8 @@
   options:
     - delay-release
 - project: openstack/charm-neutron-api-genericswitch
-  description: Juju Charm - Neutron API - Networking Generic Switch
-  acl-config: /home/gerrit2/acls/openstack/charm.config
-  options:
-    - delay-release
+  description: RETIRED, Juju Charm - Neutron API - Networking Generic Switch
+  acl-config: /home/gerrit2/acls/openstack/retired.config
 - project: openstack/charm-neutron-api-odl
   description: Juju Charm - Neutron API - OpenDayLight
   acl-config: /home/gerrit2/acls/openstack/charm.config

zuul.d/projects.yaml

@@ -1550,11 +1550,6 @@
     templates:
       - publish-to-pypi
 
-- project:
-    name: openstack/charm-neutron-api-genericswitch
-    templates:
-      - noop-jobs
-
 - project:
     name: openstack/cinder
     templates:

zuul/main.yaml

@@ -352,7 +352,6 @@
           - openstack/charm-mistral
           - openstack/charm-murano
           - openstack/charm-neutron-api
-          - openstack/charm-neutron-api-genericswitch
           - openstack/charm-neutron-api-odl
           - openstack/charm-neutron-dynamic-routing
           - openstack/charm-neutron-gateway