fix(Datadog): remove Datadog integration

Author: anmarkoulis

Procfile

@@ -1,2 +1,2 @@
 release: python manage.py migrate
-web: ddtrace-run gunicorn config.asgi:application -k uvicorn.workers.UvicornWorker
+web: gunicorn config.asgi:application -k uvicorn.workers.UvicornWorker

config/settings/production.py

@@ -171,7 +171,3 @@
     },
     'USE_SESSION_AUTH': False,
 }
-
-# Datadog
-# ------------------------------------------------------------------------------
-INSTALLED_APPS += ["ddtrace.contrib.django"]  # noqa F405

datadog/conf.d/postgres.yaml

@@ -4,12 +4,7 @@
 
 gunicorn==20.0.4  # https://github.com/benoitc/gunicorn
 psycopg2==2.8.6  # https://github.com/psycopg/psycopg2
-Collectfast==2.2.0  # https://github.com/antonagestam/collectfast
 
 # Django
 # ------------------------------------------------------------------------------
 django-anymail[amazon_ses]==8.1  # https://github.com/anymail/django-anymail
-# Datadog
-# ------------------------------------------------------------------------------
-ddtrace==0.46.0  # https://github.com/DataDog/dd-trace-py
-setproctitle==1.2.2 # https://github.com/dvarrazzo/py-setproctitle