tlv+go.mod: generate inbound fee TLV type

Also add a temporariy replace to the tlv package which can be removed as
soon as the PR that includes this commit is merged and a new tag for the
tlv package has been created.

go.mod

@@ -203,6 +203,9 @@ require (
 // store have been included in a tagged sqldb version.
 replace github.com/lightningnetwork/lnd/sqldb => ./sqldb
 
+// TODO(elle): replace once the updated tlv package has been tagged.
+replace github.com/lightningnetwork/lnd/tlv => ./tlv
+
 // This replace is for https://github.com/advisories/GHSA-25xm-hr59-7c27
 replace github.com/ulikunitz/xz => github.com/ulikunitz/xz v0.5.11
 

go.sum

@@ -377,8 +377,6 @@ github.com/lightningnetwork/lnd/queue v1.1.1 h1:99ovBlpM9B0FRCGYJo6RSFDlt8/vOkQQ
 github.com/lightningnetwork/lnd/queue v1.1.1/go.mod h1:7A6nC1Qrm32FHuhx/mi1cieAiBZo5O6l8IBIoQxvkz4=
 github.com/lightningnetwork/lnd/ticker v1.1.1 h1:J/b6N2hibFtC7JLV77ULQp++QLtCwT6ijJlbdiZFbSM=
 github.com/lightningnetwork/lnd/ticker v1.1.1/go.mod h1:waPTRAAcwtu7Ji3+3k+u/xH5GHovTsCoSVpho0KDvdA=
-github.com/lightningnetwork/lnd/tlv v1.3.1 h1:o7CZg06y+rJZfUMAo0WzBLr0pgBWCzrt0f9gpujYUzk=
-github.com/lightningnetwork/lnd/tlv v1.3.1/go.mod h1:pJuiBj1ecr1WWLOtcZ+2+hu9Ey25aJWFIsjmAoPPnmc=
 github.com/lightningnetwork/lnd/tor v1.1.6 h1:WHUumk7WgU6BUFsqHuqszI9P6nfhMeIG+rjJBlVE6OE=
 github.com/lightningnetwork/lnd/tor v1.1.6/go.mod h1:qSRB8llhAK+a6kaTPWOLLXSZc6Hg8ZC0mq1sUQ/8JfI=
 github.com/ltcsuite/ltcd v0.0.0-20190101042124-f37f8bf35796 h1:sjOGyegMIhvgfq5oaue6Td+hxZuf3tDC8lAPrFldqFw=

tlv/internal/gen/gen_tlv_types.go

@@ -22,6 +22,10 @@ const (
 	// second defined unsigned TLV range used in pure TLV messages.
 	pureTLVSecondUnsignedTypeRangeStart uint32 = 3000000000
 
+	// inboundFeeType defines the TLV type used within the channel_update
+	// message to indicate the inbound fee for a channel.
+	inboundFeeType = 55555
+
 	defaultOutputFile = "tlv_types_generated.go"
 )
 
@@ -29,6 +33,7 @@ const (
 var typeMarkers = map[uint32]struct{}{
 	pureTLVSecondSignedTypeRangeStart:   {},
 	pureTLVSecondUnsignedTypeRangeStart: {},
+	inboundFeeType:                      {},
 }
 
 const typeCodeTemplate = `// Code generated by tlv/internal/gen; DO NOT EDIT.

tlv/tlv_types_generated.go

@@ -3012,6 +3012,16 @@ func (t *tlvType300) tlv() {}
 
 type TlvType300 = *tlvType300
 
+type tlvType55555 struct{}
+
+func (t *tlvType55555) TypeVal() Type {
+	return 55555
+}
+
+func (t *tlvType55555) tlv() {}
+
+type TlvType55555 = *tlvType55555
+
 type tlvType65536 struct{}
 
 func (t *tlvType65536) TypeVal() Type {