[FEATURE] CreateUserNotify also without admin-confirmation

Upon account-creation the createUserNotify should allow to
send an email to the user also if no admin-confirmation
is activated. Therefor the functionality needs to be
moved to finalCreate().

Change-Id: I09a330862d7c25691e0b41a6955d535874115090
Resolves: #60400
[FEATURE] CreateUserNotify also without admin-confirmation

Upon account-creation the createUserNotify should allow to
send an email to the user also if no admin-confirmation
is activated. Therefor the functionality needs to be
moved to finalCreate().

Change-Id: I09a330862d7c25691e0b41a6955d535874115090
Resolves: #60400