itest: remove unnecessary shutdown

itest/lnd_onchain_test.go

@@ -355,10 +355,7 @@ func testAnchorThirdPartySpend(ht *lntest.HarnessTest) {
 	// lnd binary.
 	args := lntest.NodeArgsForCommitType(lnrpc.CommitmentType_ANCHORS)
 	alice := ht.NewNode("Alice", args)
-	defer ht.Shutdown(alice)
-
 	bob := ht.NewNode("Bob", args)
-	defer ht.Shutdown(bob)
 
 	ht.EnsureConnected(alice, bob)
 

itest/lnd_psbt_test.go

@@ -421,10 +421,7 @@ func testPsbtChanFundingSingleStep(ht *lntest.HarnessTest) {
 	// between for this test. But in this case both nodes have an empty
 	// wallet.
 	carol := ht.NewNode("carol", args)
-	defer ht.Shutdown(carol)
-
 	dave := ht.NewNode("dave", args)
-	defer ht.Shutdown(dave)
 
 	alice := ht.Alice
 	ht.FundCoins(btcutil.SatoshiPerBitcoin, alice)

itest/lnd_res_handoff_test.go

@@ -29,7 +29,6 @@ func testResHandoff(ht *lntest.HarnessTest) {
 	// trigger the behavior of checkRemoteDanglingActions in the
 	// contractcourt. This will cause Bob to fail the HTLC back to Alice.
 	carol := ht.NewNode("Carol", []string{"--hodl.commit"})
-	defer ht.Shutdown(carol)
 
 	// Connect Bob to Carol.
 	ht.ConnectNodes(bob, carol)