sssd_ldb.py: Remove a leftover debug message
"print" is a function in python3. We can remove it because it is not
important.
Portable solution would be:
from __future__ import print_function
print (basedn)
Reviewed-by: Martin Basti <mbasti@redhat.com>
(cherry picked from commit adc5f0d9d439ae19c6b692bdc49405b6370b7457)