Do not import print function from __future__

We're Python 3 only.

Change-Id: I28292fa258362f4bea3865e8d96c327156bc62e7

virtualbmc/cmd/vbmcd.py

@@ -10,8 +10,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from __future__ import print_function
-
 import argparse
 import os
 import sys