Radomir Dopieralski 93bb571888 Replace all mentions of get_identity_providers with get_identity_provider
There was a typo in keystone's policy files, and it has been fixed in
Keystone already, we should also fix it to match.

Change-Id: I41e4381765f3bfc5988ca235e6cbeb6d1ba62fc2
Closes-bug: #1703369
2018-04-25 11:37:05 +02:00
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