c67079cd61
The infra-manual now lives on docs.opendev.org, update links and add a redirect. New location is: https://docs.opendev.org/opendev/infra-manual/latest/ For the Contribute footer, point to Contributors Guide. Depends-On: https://review.opendev.org/713925 Depends-On: https://review.opendev.org/713929 Change-Id: I73e3c07e16fc7ef0157f47ffd510a0cc68cee060