gfe-relnote: Remove QUIC version 44.

False deprecate gfe2_reloadable_flag_quic_enable_version_44.

PiperOrigin-RevId: 250877268
Change-Id: I22b949baa3eea488245d84ca537342c9eadbfb48
diff --git a/quic/core/quic_packets.cc b/quic/core/quic_packets.cc
index 4cf727b..35212b5 100644
--- a/quic/core/quic_packets.cc
+++ b/quic/core/quic_packets.cc
@@ -126,9 +126,7 @@
       // Long header.
       return kPacketHeaderTypeSize + kConnectionIdLengthSize +
              destination_connection_id_length + source_connection_id_length +
-             (version > QUIC_VERSION_44 ? packet_number_length
-                                        : PACKET_4BYTE_PACKET_NUMBER) +
-             kQuicVersionSize +
+             packet_number_length + kQuicVersionSize +
              (include_diversification_nonce ? kDiversificationNonceSize : 0) +
              retry_token_length_length + retry_token_length + length_length;
     }