Stop testing github hosted projects in openstack tenant

Zuul currently has some issue when dealing with the merge mode for
projects hosted on github. Since due to the resulting zuul config
error no jobs are executed anyway, clean up the config to at least
get rid of the errors.

Signed-off-by: Dr. Jens Harbott <harbott@osism.tech>
Change-Id: Id7290012f88881aec0bc56ff1a3ae879b309d37e

zuul.d/projects.yaml

@@ -21,28 +21,6 @@
     name: ^starlingx/.*$
     queue: starlingx
 
-- project:
-    name: ansible/ansible
-    default-branch: devel
-    third-party-check:
-      jobs:
-        - openstacksdk-ansible-stable-2.6-functional-devstack:
-            branches: stable-2.6
-            files:
-              - ^lib/ansible/modules/cloud/openstack/.*
-              - ^contrib/inventory/openstack_inventory.py
-              - ^lib/ansible/plugins/inventory/openstack.py
-              - ^lib/ansible/module_utils/openstack.py
-              - ^lib/ansible/utils/module_docs_fragments/openstack.py
-        - shade-ansible-stable-2.5-functional-devstack:
-            branches: stable-2.5
-            files:
-              - ^lib/ansible/modules/cloud/openstack/.*
-              - ^contrib/inventory/openstack.py
-              - ^lib/ansible/plugins/inventory/openstack.py
-              - ^lib/ansible/module_utils/openstack.py
-              - ^lib/ansible/utils/module_docs_fragments/openstack.py
-
 - project:
     name: gerrit.googlesource.com/plugins/zuul-results-summary
     default-branch: main
@@ -5538,14 +5516,6 @@
     templates:
       - publish-to-pypi
 
-- project:
-    name: pytest-dev/pytest-testinfra
-    third-party-check:
-      jobs:
-        - system-config-run-base-ansible-devel:
-            required-projects:
-              - opendev/system-config
-
 - project:
     name: ttygroup/boartty
     templates: