gfe-relnote: Roll forward the deprecation of gfe2_reloadable_flag_quic_enable_version_46 as this does not cause b3m prober failure anymore.

PiperOrigin-RevId: 252884492
Change-Id: I48ae9cf10574a816ed9fb5e3c49555fabf5a2b00
diff --git a/quic/quartc/quartc_factory.cc b/quic/quartc/quartc_factory.cc
index b75244c..a0affb5 100644
--- a/quic/quartc/quartc_factory.cc
+++ b/quic/quartc/quartc_factory.cc
@@ -62,9 +62,6 @@
   // Fix b/110259444.
   SetQuicReloadableFlag(quic_fix_spurious_ack_alarm, true);
 
-  // Enable version 46 to enable SendMessage API and 'quic bit' per draft 17.
-  SetQuicReloadableFlag(quic_enable_version_46, true);
-
   // Enable version 47 to enable variable-length connection ids.
   SetQuicReloadableFlag(quic_enable_version_47, true);
 
@@ -101,7 +98,7 @@
 
   // In exoblaze this may return false. DCHECK to avoid problems caused by
   // incorrect flags configuration.
-  DCHECK(GetQuicReloadableFlag(quic_enable_version_46))
+  DCHECK(GetQuicReloadableFlag(quic_enable_version_47))
       << "Your build does not support quic reloadable flags and shouldn't "
          "place Quartc calls";