lnwallet: add whoseCommit to FetchLeavesFromCommit

This is useful for additional context to know which commit the
AuxLeafStore is fetching the leaves for.

lnwallet/mock.go

@@ -19,6 +19,7 @@ import (
 	"github.com/lightningnetwork/lnd/chainntnfs"
 	"github.com/lightningnetwork/lnd/channeldb"
 	"github.com/lightningnetwork/lnd/fn"
+	"github.com/lightningnetwork/lnd/lntypes"
 	"github.com/lightningnetwork/lnd/lnwallet/chainfee"
 	"github.com/lightningnetwork/lnd/tlv"
 	"github.com/stretchr/testify/mock"
@@ -420,8 +421,8 @@ func (*MockAuxLeafStore) FetchLeavesFromView(
 // correspond to the passed aux blob, and an existing channel
 // commitment.
 func (*MockAuxLeafStore) FetchLeavesFromCommit(_ AuxChanState,
-	_ channeldb.ChannelCommitment,
-	_ CommitmentKeyRing) fn.Result[CommitDiffAuxResult] {
+	_ channeldb.ChannelCommitment, _ CommitmentKeyRing,
+	_ lntypes.ChannelParty) fn.Result[CommitDiffAuxResult] {
 
 	return fn.Ok(CommitDiffAuxResult{})
 }