[www] Remove deprecated projects from project data template

Telemetry team's panko project was retired [1] some time ago already,
Winstackers team's projects were retired [2] recently. These are not
needed anymore in our project data template.

[1] https://review.opendev.org/c/openstack/governance/+/850005
[2] https://review.opendev.org/c/openstack/governance/+/886880

Change-Id: Iea069d2f0b585c3ac56fd44a4048adf78fcfb9c2

www/project-data/latest.yaml

@@ -472,17 +472,6 @@
   type: service-client
   description: vitrage client
 
-- name: panko
-  service: Telemetry Event service
-  service_type: event
-  type: service
-  has_install_guide: true
-  has_in_tree_api_docs: true
-- name: python-pankoclient
-  service: Telemetry Event service Python Bindings
-  type: service-client
-  description: panko client
-
 - name: automaton
   service: Friendly state machines for Python.
   type: library
@@ -714,10 +703,6 @@
   type: service-client
   description: solum client
 
-#- name: os-win
-#  service: Windows / Hyper-V library for OpenStack projects.
-#  type: library
-
 - name: openstackdocstheme
   service: Theme and extension support for Sphinx documentation for official projects
   type: library