fix: rm unused serializers module in views.py (#681)

Co-authored-by: heejunshin <[email protected]>

Author: abel9851

rest_framework_simplejwt/views.py

@@ -2,7 +2,6 @@
 from rest_framework import generics, status
 from rest_framework.response import Response
 
-from . import serializers
 from .authentication import AUTH_HEADER_TYPES
 from .exceptions import InvalidToken, TokenError
 from .settings import api_settings