Use TProtocol under custom_types module

libp2p/transport/quic/quic.py

@@ -17,7 +17,7 @@
     ConnectionIdRetired
 )
 
-from libp2p.typing import TProtocol
+from libp2p.custom_types import TProtocol
 from libp2p.peer.id import ID as PeerID
 from .errors import QuicError, QuicStreamError, QuicConnectionError, QuicProtocolError
 from .metrics import QuicMetrics