cmd/tailscale/cli: remove already done TODO
@@ -181,7 +181,6 @@ func runUp(ctx context.Context, args []string) error {
}
// TODO(apenwarr): fix different semantics between prefs and uflags
- // TODO(apenwarr): allow setting/using CorpDNS
prefs := ipn.NewPrefs()
prefs.ControlURL = upArgs.server
prefs.WantRunning = true
