update with main

src/py/flwr/client/connection/grpc_bidi/grpc_bidi_connection.py

@@ -22,7 +22,7 @@
 from pathlib import Path
 from queue import Queue
 from types import TracebackType
-from typing import Iterator, cast
+from typing import cast
 
 from cryptography.hazmat.primitives.asymmetric import ec
 

src/py/flwr/client/connection/grpc_rere/client_interceptor_test.py

@@ -20,7 +20,6 @@
 import unittest
 from collections.abc import Sequence
 from concurrent import futures
-from logging import DEBUG, INFO, WARN
 from typing import Optional, Union
 
 import grpc

src/py/flwr/client/connection/grpc_rere/grpc_rere_connection.py

@@ -19,10 +19,11 @@
 
 import random
 import threading
+from collections.abc import Sequence
 from copy import copy
 from logging import DEBUG, ERROR
 from pathlib import Path
-from typing import Sequence, cast
+from typing import cast
 
 import grpc
 from cryptography.hazmat.primitives.asymmetric import ec