Since these changes went in after rc1, be sure to document them in the changelog

Normally I wouldn't mention test infrastructure fixes i nthe changelog
but since they're going in after rc1, I'm going to mention them just to
be safe.

CHANGELOG.md

@@ -128,6 +128,9 @@ Ansible Changes By Release
 * Fix relative paths to be relative to config file when there is no playbook available (https://github.com/ansible/ansible/issues/31533)
 * Fix Inventory plugins to use the configured inventory plugin path (https://github.com/ansible/ansible/issues/31605)
 * Fix include task to be dynamic (https://github.com/ansible/ansible/issues/31593)
+* A couple fixes to the test process to account for new testing resources in
+  our ci system and an upstream cryptography update that didn't work with
+  pip-8.x
 
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