p2p: silence on listener shutdown (ethereum#33001)

Co-authored-by: Felix Lange <fjl@twurst.com>

Author: 2 people

p2p/server.go

@@ -813,7 +813,9 @@ func (srv *Server) listenLoop() {
 				time.Sleep(time.Millisecond * 200)
 				continue
 			} else if err != nil {
-				srv.log.Debug("Read error", "err", err)
+				if !errors.Is(err, net.ErrClosed) {
+					srv.log.Debug("Read error", "err", err)
+				}
 				slots <- struct{}{}
 				return
 			}