tree 791a70c18794003f92040b7ab772df03bba2a27c
parent 944c0b663340a6cea517d0ee1542fbb6ad4c94e6
author Matthias Andreas Benkard <code@mail.matthias.benkard.de> 1580654511 +0100
committer Matthias Andreas Benkard <code@mail.matthias.benkard.de> 1580654511 +0100

Set principal claim to preferred_username.

This clearly defines what the principal name is expected to be passed
as.

Change-Id: I4e56ee1dc79ac2c7ef8af0e382065e84e2a05fe0