Rename ENCRYPTION_NONE to ENCRYPTION_INITIAL

gfe-relnote: n/a (renaming enum value)
PiperOrigin-RevId: 238730788
Change-Id: I628f4a333a257ebffcb018084dc09668ebfcacf1
diff --git a/quic/core/quic_packets.cc b/quic/core/quic_packets.cc
index e3ed6a7..9b2cb09 100644
--- a/quic/core/quic_packets.cc
+++ b/quic/core/quic_packets.cc
@@ -376,7 +376,7 @@
       num_padding_bytes(0),
       packet_number(packet_number),
       packet_number_length(packet_number_length),
-      encryption_level(ENCRYPTION_NONE),
+      encryption_level(ENCRYPTION_INITIAL),
       has_ack(has_ack),
       has_stop_waiting(has_stop_waiting),
       transmission_type(NOT_RETRANSMISSION) {}