Ignore C++ warnings in auto-generated proto headers

This CL fixes the macOS build issues.

gfe-relnote: n/a, refactoring headers, not protected

PiperOrigin-RevId: 254480126
Change-Id: I22be854c33992b71fd42735a10788dea272370d6
diff --git a/quic/core/quic_sent_packet_manager.cc b/quic/core/quic_sent_packet_manager.cc
index e54ffd3..e584310 100644
--- a/quic/core/quic_sent_packet_manager.cc
+++ b/quic/core/quic_sent_packet_manager.cc
@@ -10,7 +10,7 @@
 #include "net/third_party/quiche/src/quic/core/congestion_control/general_loss_algorithm.h"
 #include "net/third_party/quiche/src/quic/core/congestion_control/pacing_sender.h"
 #include "net/third_party/quiche/src/quic/core/crypto/crypto_protocol.h"
-#include "net/third_party/quiche/src/quic/core/proto/cached_network_parameters.pb.h"
+#include "net/third_party/quiche/src/quic/core/proto/cached_network_parameters_proto.h"
 #include "net/third_party/quiche/src/quic/core/quic_connection_stats.h"
 #include "net/third_party/quiche/src/quic/core/quic_pending_retransmission.h"
 #include "net/third_party/quiche/src/quic/core/quic_types.h"