Replace TODO comment

kola/tests/misc/tang.go

@@ -128,13 +128,12 @@ const (
 )
 
 func init() {
+	// The Tang server started here will bind to an IP of a networking interface in the root networking namespace.
+	// This works because traffic from inside the QEMU VM to that IP will be routed to the host.
+	// If this causes issues in the future, we could alternatively add another TAP interface to the bridge and let
+	// the Tang server bind to its IP. That would require the Tang setup to happen outside of these tests and
+	// introduce complexity in different parts of the code base.
 	tangPort := 8007
-	// TODO: I let the Tang server bind to an IP of a networking interface in the root networking namespace. This works because
-	// traffic from within the VM to that IP will be routed to the host. However, this approach introduces an unappealing dependency
-	// between this test and how the network is setup for the VMs, and also it might bind Tang to an interface with a public IP.
-	// An alternative approach would be to add another TAP interface to the bridge and let the Tang server bind there, but that would
-	// require the Tang setup to happen outside of these tests and introducing more complexity in different parts of the code base.
-	// I'll decide whether to rewrite this or leave it as it is based on feedback by reviewers.
 	tangIP, err := getIP()
 	if err != nil {
 		fmt.Printf("failed to find IP for the Tang server to bind to: %v\n", err)