Clean up pep8 E128 violations

Fixed E128 errors.
All ignores are to be removed in the next sequence of patches.

Change-Id: If014be8524a43842b7e6aa3243c517aa25980976
diff --git a/tempest/whitebox.py b/tempest/whitebox.py
index 5978e92..2711903 100644
--- a/tempest/whitebox.py
+++ b/tempest/whitebox.py
@@ -154,8 +154,8 @@
         #Todo(rohitk): Need to define host connection parameters in config
         else:
             client = self.get_ssh_connection(self.config.whitebox.api_host,
-                                            self.config.whitebox.api_user,
-                                            self.config.whitebox.api_passwd)
+                                             self.config.whitebox.api_user,
+                                             self.config.whitebox.api_passwd)
             result = client.exec_command(cmd)
 
         return result