Remova unneeded hilite import

Signed-off-by: Carlo Costino <carlo.costino@gsa.gov>

gunicorn_config.py

@@ -2,7 +2,6 @@ import multiprocessing
 import os
 import sys
 import traceback
-from app.utils import hilite
 import gunicorn
 
 # Let gunicorn figure out the right number of workers