multi: fix typos

lntest/itest/lnd_test.go

@@ -1359,7 +1359,7 @@ func testPaymentFollowingChannelOpen(net *lntest.NetworkHarness, t *harnessTest)
 		t.Fatalf("unable to create pay reqs: %v", err)
 	}
 
-	// Send payment to Bob so there a chanel update to disk will be
+	// Send payment to Bob so that a channel update to disk will be
 	// executed.
 	ctxt, cancel = context.WithTimeout(ctxb, defaultTimeout)
 	defer cancel()

lntest/node.go

@@ -123,7 +123,7 @@ type BackendConfig interface {
 	// ConnectMiner is called to establish a connection to the test miner.
 	ConnectMiner() error
 
-	// DisconnectMiner is called to bitconneeeect the miner.
+	// DisconnectMiner is called to disconnect the miner.
 	DisconnectMiner() error
 
 	// Name returns the name of the backend type.