ent_test: Update assertions for python 3.7.2
pwd and grp modules return different string in KeyError
since python 3.7.2
sh-4.4$ python3 --version
Python 3.7.1
sh-4.4$ python3 -c 'import grp; grp.getgrnam("non-exist");'
Traceback (most recent call last):
File "<string>", line 1, in <module>
KeyError: 'getgrnam(): name not found: non-exist'
sh-4.4$ python3 --version
Python 3.7.2
sh-4.4$ python3 -c 'import grp; grp.getgrnam("non-exist");'
Traceback (most recent call last):
File "<string>", line 1, in <module>
KeyError: "getgrnam(): name not found: 'non-exist'"
Merges: https://pagure.io/SSSD/sssd/pull-request/3951
Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>