ipatests: expect boolean type for nsaccountlock in user module
user-add now returns the `nsaccountlock` parameter as
a boolean instead of as a list of string, meaning tests
have to be adapted to expect the correct type.
Related: https://pagure.io/freeipa/issue/8743
Signed-off-by: Antonio Torres <antorres@redhat.com>
Reviewed-By: Rob Crittenden <rcritten@redhat.com>