more flake8 cleanup

app/inbound_sms/rest.py

@@ -1,5 +1,4 @@
 from flask import Blueprint, jsonify, request
-# from notifications_utils.recipients import try_validate_and_format_phone_number
 
 from app.dao.inbound_sms_dao import (
     dao_count_inbound_sms_for_service,
@@ -16,6 +15,9 @@ from app.inbound_sms.inbound_sms_schemas import (
 )
 from app.schema_validation import validate
 
+# from notifications_utils.recipients import try_validate_and_format_phone_number
+
+
 inbound_sms = Blueprint(
     'inbound_sms',
     __name__,