In quic, update crypto_retransmit_count for ietf quic. stats only, not protected.

crypto_retransmit_count is used for crypto retransmission timeout histogram in chrome: https://cs.chromium.org/chromium/src/net/quic/quic_chromium_client_session.cc?rcl=1b569384c7ba089e4d3a190c6229ebb51791854a&l=1741

PiperOrigin-RevId: 311607181
Change-Id: I7fd2ec186d86ceb1b37ce1a6e5bca701861cad4a
diff --git a/quic/core/quic_connection_test.cc b/quic/core/quic_connection_test.cc
index 24f233e..0b72013 100644
--- a/quic/core/quic_connection_test.cc
+++ b/quic/core/quic_connection_test.cc
@@ -10009,7 +10009,7 @@
   EXPECT_CALL(visitor_, SendPing()).WillOnce(Invoke([this]() { SendPing(); }));
   connection_.GetRetransmissionAlarm()->Fire();
   EXPECT_EQ(1u, connection_.GetStats().pto_count);
-  EXPECT_EQ(0u, connection_.GetStats().crypto_retransmit_count);
+  EXPECT_EQ(1u, connection_.GetStats().crypto_retransmit_count);
   EXPECT_EQ(1u, writer_->ping_frames().size());
 }