channeldb: inject clock into database

Use our standard clock mock for database time queries.

invoices/invoiceregistry_test.go

@@ -317,7 +317,7 @@ func TestCancelInvoice(t *testing.T) {
 func TestSettleHoldInvoice(t *testing.T) {
 	defer timeout()()
 
-	cdb, cleanup, err := newTestChannelDB()
+	cdb, cleanup, err := newTestChannelDB(clock.NewTestClock(time.Time{}))
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -497,7 +497,7 @@ func TestSettleHoldInvoice(t *testing.T) {
 func TestCancelHoldInvoice(t *testing.T) {
 	defer timeout()()
 
-	cdb, cleanup, err := newTestChannelDB()
+	cdb, cleanup, err := newTestChannelDB(clock.NewTestClock(time.Time{}))
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -798,7 +798,7 @@ func TestMppPayment(t *testing.T) {
 func TestInvoiceExpiryWithRegistry(t *testing.T) {
 	t.Parallel()
 
-	cdb, cleanup, err := newTestChannelDB()
+	cdb, cleanup, err := newTestChannelDB(clock.NewTestClock(time.Time{}))
 	defer cleanup()
 
 	if err != nil {