Revert change to gracedb_sdk

gwcelery/tasks/gracedb.py

@@ -9,18 +9,9 @@ import gracedb_sdk
 from ..import app
 from ..util import PromiseProxy
 
-gracedb_username = app.conf.get('gracedb_username')
-gracedb_password = app.conf.get('gracedb_password')
-if type(gracedb_username) == str:
-    client = PromiseProxy(gracedb_sdk.Client,
-                          ('https://' + app.conf.gracedb_host + '/api/',),
-                          {'fail_if_noauth': True, 'cert_reload': True,
-                           'username': gracedb_username,
-                           'password': gracedb_password})
-else:
-    client = PromiseProxy(gracedb_sdk.Client,
-                          ('https://' + app.conf.gracedb_host + '/api/',),
-                          {'fail_if_noauth': True, 'cert_reload': True})
+client = PromiseProxy(gracedb_sdk.Client,
+                      ('https://' + app.conf.gracedb_host + '/api/',),
+                      {'fail_if_noauth': True, 'cert_reload': True})
 
 log = get_task_logger(__name__)