fixed typo with space inside of string value

Author: bschoening

tests/integration/standard/column_encryption/test_policies.py

@@ -36,7 +36,7 @@ def _recreate_keyspace(self, session):
 
     def _create_policy(self, key, iv = None):
         cl_policy = AES256ColumnEncryptionPolicy()
-        col_desc = ColDesc('foo',' bar','encrypted')
+        col_desc = ColDesc('foo','bar','encrypted')
         cl_policy.add_column(col_desc, key, "int")
         return (col_desc, cl_policy)