Mark panko projects as retired

panko was deprecated in Xena cycle already, this patch marks
* panko
* python-pankoclient
* puppet-panko
as retired and move their entries to legacy.yaml.

Change-Id: I0bec371f442c4e39557bf1f0d94697e1577bb838

reference/legacy.yaml

@@ -1836,6 +1836,10 @@ Puppet OpenStack:
       repos:
         - openstack/puppet-openstack-specs
       retired-on: 2021-06-29
+    puppet-panko:
+      repos:
+        - openstack/puppet-panko
+      retired-on: 2022-07-15
     puppet-senlin:
       repos:
         - openstack/puppet-senlin
@@ -2011,6 +2015,10 @@ Telemetry:
       retired-on: 2017-03-20
       repos:
         - openstack/gnocchi
+    panko:
+      retired-on: 2022-07-15
+      repos:
+        - openstack/panko
     python-gnocchiclient:
       retired-on: 2017-03-20
       repos:
@@ -2019,6 +2027,10 @@ Telemetry:
       retired-on: 2017-11-22
       repos:
         - openstack/python-ceilometerclient
+    python-pankoclient:
+      retired-on: 2022-07-15
+      repos:
+        - openstack/python-pankoclient
 
 tripleo:
   irc-channel: tripleo

reference/projects.yaml

@@ -2193,10 +2193,6 @@ Puppet OpenStack:
     puppet-ovn:
       repos:
         - openstack/puppet-ovn
-    puppet-panko:
-      repos:
-        - openstack/puppet-panko
-      deprecated: xena
     puppet-placement:
       repos:
         - openstack/puppet-placement
@@ -2633,17 +2629,9 @@ Telemetry:
     ceilometermiddleware:
       repos:
         - openstack/ceilometermiddleware
-    panko:
-      repos:
-        - openstack/panko
-      deprecated: xena
     python-aodhclient:
       repos:
         - openstack/python-aodhclient
-    python-pankoclient:
-      repos:
-        - openstack/python-pankoclient
-      deprecated: xena
     telemetry-tempest-plugin:
       repos:
         - openstack/telemetry-tempest-plugin