Update to varargs.r3.
Update to varargs.r3.

We're currently pointing directly to a branch in our (redseal-co) fork of node-java.
I just deleted the varargs.r2 branch we were pointing out.
This update points to the newly created varargs.r3 branch.

RedSeal-co/ts-java,RedSeal-co/ts-java,RedSeal-co/ts-java,RedSeal-co/ts-java