The following errors [0] were encountered during our end-to-end
testing. This is a result of extended execution of the workflow
that led to expiration of the keystone token.
It is also possible for the 'prepare_site' task to take more than
120 seconds to complete. Hence we are increasing the time out for
the 'prepare_site_task_timeout' variable to 300 seconds.
This P.S. addresses the above 2 observations
[0] Logs from DryDock
Authorization failed for token
Identity response: {"error": {"message": "Failed to validate token", "code": 404, "title": "Not Found"}}
Authorization failed for token
Change-Id: I4760e390822e6e8c9540216035e263d054fde400
5190189a60