fix: potential security error in dependencies

[abdulmoizeng]

Fix security alert in dependencies

[abdulmoizeng]

root@00a40b8f13c2:/code# pip show django
Name: Django
Version: 2.0.9
Summary: A high-level Python Web framework that encourages rapid development and clean, pragmatic design.
Home-page: https://www.djangoproject.com/
Author: Django Software Foundation
Author-email: foundation@djangoproject.com
License: BSD
Location: /usr/local/lib/python3.6/site-packages
Requires: pytz
Required-by: django-storages
root@00a40b8f13c2:/code# pip show psycopg2
Name: psycopg2
Version: 2.7.6.1
Summary: psycopg2 - Python-PostgreSQL Database Adapter
Home-page: http://initd.org/psycopg/
Author: Federico Di Gregorio
Author-email: fog@initd.org
License: LGPL with exceptions or ZPL
Location: /usr/local/lib/python3.6/site-packages
Requires: 
Required-by: django-heroku