review feedback

Author: sfc-gh-mkeller

src/snowflake/connector/auth/oauth_code.py

@@ -8,7 +8,6 @@
 import hashlib
 import json
 import logging
-import re
 import secrets
 import socket
 import time
@@ -111,7 +110,6 @@ def construct_url(self) -> str:
             params["scope"] = self.scope
         if self.pkce:
             self._verifier = secrets.token_urlsafe(43)
-            self._verifier = re.sub("[^a-zA-Z0-9]+", "", self._verifier)
             # calculate challenge and verifier
             challenge = (
                 base64.urlsafe_b64encode(