Revert relative to absolute imports

Author: adamjmcgrath

auth0/authentication/async_token_verifier.py

@@ -1,6 +1,5 @@
 """Token Verifier module"""
-from auth0 import TokenValidationError
-
+from .. import TokenValidationError
 from ..rest_async import AsyncRestClient
 from .token_verifier import AsymmetricSignatureVerifier, JwksFetcher, TokenVerifier
 

auth0/test_async/test_async_token_verifier.py

@@ -7,8 +7,7 @@
 from cryptography.hazmat.primitives import serialization
 from mock import ANY
 
-from auth0 import TokenValidationError
-
+from .. import TokenValidationError
 from ..authentication.async_token_verifier import (
     AsyncAsymmetricSignatureVerifier,
     AsyncJwksFetcher,