p2p: correct comments typo (#17184)

p2p/peer.go

@@ -376,7 +376,7 @@ func (p *Peer) getProto(code uint64) (*protoRW, error) {
 
 type protoRW struct {
 	Protocol
-	in     chan Msg        // receices read messages
+	in     chan Msg        // receives read messages
 	closed <-chan struct{} // receives when peer is shutting down
 	wstart <-chan struct{} // receives when write may start
 	werr   chan<- error    // for write results