[8980] - See http://tracker.modx.com/issues/8980
Correct lexicon when changing password of an existing modUser
[#8980] Fix lexicon when updating user password

Merge remote-tracking branch 'rtripault/fix-8980' into bug-8980

* rtripault/fix-8980:
  [8980] - See http://tracker.modx.com/issues/8980 Correct lexicon when changing password of an existing modUser