chore: remove syslog handler from settings.py (#7427)

System-level integration like this really needs
to be in settings_local. This was causing problems
when running in the dev environment.

ietf/settings.py

@@ -260,11 +260,11 @@ LOGGING = {
             'level': 'DEBUG',
         },
         'datatracker': {
-            'handlers': ['syslog'],
+            'handlers': ['debug_console'],
             'level': 'INFO',
         },
         'celery': {
-            'handlers': ['syslog'],
+            'handlers': ['debug_console'],
             'level': 'INFO',
         },
     },
@@ -289,13 +289,6 @@ LOGGING = {
             'class': 'logging.StreamHandler',
             'formatter': 'django.server',
         },
-        'syslog': {
-            'level': 'DEBUG',
-            'class': 'logging.handlers.SysLogHandler',
-            'facility': 'user',
-            'formatter': 'plain',
-            'address': '/dev/log',
-        },
         'mail_admins': {
             'level': 'ERROR',
             'filters': [