itest: add itest for upfront-shutdown-address config

Signed-off-by: Nishant Bansal <nishant.bansal.282003@gmail.com>

itest/list_on_test.go

@@ -286,6 +286,10 @@ var allTestCases = []*lntest.TestCase{
 		Name:     "open channel reorg test",
 		TestFunc: testOpenChannelAfterReorg,
 	},
+	{
+		Name:     "open channel with shutdown address",
+		TestFunc: testOpenChannelWithShutdownAddr,
+	},
 	{
 		Name:     "sign psbt",
 		TestFunc: testSignPsbt,