lnwire: add fee_range tlv

Author: bitromortac

electrum/lnwire/peer_wire.csv

@@ -90,6 +90,10 @@ msgtype,closing_signed,39
 msgdata,closing_signed,channel_id,channel_id,
 msgdata,closing_signed,fee_satoshis,u64,
 msgdata,closing_signed,signature,signature,
+msgdata,closing_signed,tlvs,closing_signed_tlvs,
+tlvtype,closing_signed_tlvs,fee_range,1
+tlvdata,closing_signed_tlvs,fee_range,min_fee_satoshis,u64,
+tlvdata,closing_signed_tlvs,fee_range,max_fee_satoshis,u64,
 msgtype,update_add_htlc,128
 msgdata,update_add_htlc,channel_id,channel_id,
 msgdata,update_add_htlc,id,u64,