Revert "Trial running Sentry in Admin"

This reverts commit 5ae8acb8aa.

application.py

@@ -1,24 +1,6 @@
-import os
-
-import sentry_sdk
 from flask import Flask
-from sentry_sdk.integrations.flask import FlaskIntegration
-from sentry_sdk.integrations.redis import RedisIntegration
-from sentry_sdk.integrations import logging
-
 from app import create_app
 
-if 'SENTRY_DSN' in os.environ:
-    sentry_sdk.init(
-        dsn=os.environ['SENTRY_DSN'],
-        integrations=[FlaskIntegration(), RedisIntegration()],
-        environment=os.environ['NOTIFY_ENVIRONMENT'],
-        attach_stacktrace=True,
-        traces_sample_rate=0.00005  # avoid exceeding rate limits in Production
-    )
-
-    logging.ignore_logger('notifications_python_client.*')  # ignore logs about 404s, etc.
-
 application = Flask('app')
 
 create_app(application)