Suppress error messages from module:ldap module that are not necessary test output

[takano32]

module:urls messages are not so frustration for me.

But module:ldap them are.

example.

$ python manage.py test
Creating test database for alias 'default'...
[INFO]  asctime:2020-02-26 14:08:37,785 module:urls     message:advanced API endpoints are unavailable  process:37344   thread:4502900160
[INFO]  asctime:2020-02-26 14:08:37,793 module:urls     message:There is no URL dispatcher of custom-view       process:37344   thread:4502900160
System check identified no issues (0 silenced).
...........................................[INFO]       asctime:2020-02-26 14:08:44,462 module:ldap     message:Failed to authenticate user(ldap_user) in LDAP  process:37344   thread:4502900160
..[ERROR]       asctime:2020-02-26 14:08:44,676 module:ldap     message:('unable to open socket', [(LDAPSocketOpenError('socket connection error while opening: [Errno 61] Connection refused',), ('::1', 389, 0, 0)), (LDAPSocketOpenError('socket connection error while opening: [Errno 61] Connection refused',), ('127.0.0.1', 389))])     process:37344   thread:4502900160
[INFO]  asctime:2020-02-26 14:08:44,676 module:ldap     message:Failed to authenticate user(invalid_user) in LDAP       process:37344   thread:4502900160
[ERROR] asctime:2020-02-26 14:08:44,679 module:ldap     message:('unable to open socket', [(LDAPSocketOpenError('socket connection error while opening: [Errno 61] Connection refused',), ('::1', 389, 0, 0)), (LDAPSocketOpenError('socket connection error while opening: [Errno 61] Connection refused',), ('127.0.0.1', 389))])     process:37344   thread:4502900160
[INFO]  asctime:2020-02-26 14:08:44,680 module:ldap     message:Failed to authenticate user(guest) in LDAP      process:37344   thread:4502900160
.......................................................................................................................................................................................s...............................................s..............................................................................................................................................
----------------------------------------------------------------------
Ran 419 tests in 233.525s

OK (skipped=2)
Destroying test database for alias 'default'...

There are many module:ldap messages that outputs seem to be not clean.

ref PR. #15

[takano32]

If this succeeds, it looks like this:

$ python manage.py test
Creating test database for alias 'default'...
[INFO]  asctime:2020-02-26 14:08:37,785 module:urls     message:advanced API endpoints are unavailable  process:37344   thread:4502900160
[INFO]  asctime:2020-02-26 14:08:37,793 module:urls     message:There is no URL dispatcher of custom-view       process:37344   thread:4502900160
System check identified no issues (0 silenced).
..................................................................................................................................................................................................................................s...............................................s..............................................................................................................................................
----------------------------------------------------------------------
Ran 419 tests in 233.525s

OK (skipped=2)
Destroying test database for alias 'default'...