adtrust upgrade: fix wrong primary principal name, part 2
Second part of the trust principals upgrade
For existing LOCAL-FLAT$@REMOTE object, convert it to
krbtgt/LOCAL-FLAT@REMOTE and add LOCAL-FLAT$@REMOTE as an alias. To do
so we need to modify an entry content a bit so it is better to remove
the old entry and create a new one instead of renaming.
Reviewed-By: Florence Blanc-Renaud <email@example.com>