Remove v33 connection id public flags hack as Maglev has rolled out. Protected by quic_remove_v33_h…

net/quic/core/quic_flags.cc

Index: net/quic/core/quic_flags.cc
diff --git a/net/quic/core/quic_flags.cc b/net/quic/core/quic_flags.cc
index 24f667c4355b24176889878ecc2572dbe4d2bf04..e94f6939a9b8671835138ad4fa57d8067c57641d 100644
--- a/net/quic/core/quic_flags.cc
+++ b/net/quic/core/quic_flags.cc
@@ -146,3 +146,7 @@ bool FLAGS_quic_limit_frame_gaps_in_buffer = false;
 // If true, QuicSentPacketManager will use inline pacing functionality instead
 // of wrapping the SendAlgorithm with a PacingSender.
 bool FLAGS_quic_use_inline_pacing = false;
+
+// If true, v33 QUIC client uses 1 bit to specify 8-byte connection id in public
+// flag.
+bool FLAGS_quic_remove_v33_hacks = true;