Accept only ASCII character for passwords.

Signed-off-by: Birin Sanchez <birin.sanchez@puri.sm>
2 jobs for 369_non_ascii_password in 3 minutes and 5 seconds (queued for 1 second)
Status Name Job ID Coverage
  Test
failed test #248221
librem5

00:03:05

 
  Deb
skipped deb #248222
libremone
 
Name Stage Failure
failed
test Test
    self.assertEqual(resp.status_code, 200)
AssertionError: 301 != 200

----------------------------------------------------------------------
Ran 2 tests in 0.073s

FAILED (failures=1, errors=2)
Destroying test database for alias 'default'...
ERROR: Job failed: exit code 1