ref: remove unused CONF_ROOT (#84201)

last reference removed in 25cb9015b0af5fd14a6c18440cab89bcaddbe5af

<!-- Describe your PR here. -->

self-hosted/sentry.conf.py

@@ -38,7 +38,6 @@ import os.path
 from sentry.conf.server import *
 from sentry.utils.types import Bool
 
-CONF_ROOT = os.path.dirname(__file__)
 env = os.environ.get
 
 postgres = env("SENTRY_POSTGRES_HOST") or (env("POSTGRES_PORT_5432_TCP_ADDR") and "postgres")

src/sentry/data/config/sentry.conf.py.default

@@ -4,8 +4,6 @@ from sentry.conf.server import *
 
 import os.path
 
-CONF_ROOT = os.path.dirname(__file__)
-
 DATABASES = {
     'default': {
         'ENGINE': 'sentry.db.postgres',