Revert "Check if full name and email edit are allowed in realm"

This reverts commit 39abc898cc1c450e66350d70a045291d8993c750.

Reason for revert: Serviceusers are not part of a realm. Thus, the
full name and email should be editable regardlessly.

Change-Id: Icc9b0a613279c06578d7ee2c8d2a2a3bc2fbede8
2 files changed