* feat(ctb): Clock extensions

* Add configurable clock extension immutable

locks,bindings,etc.

comment fixes

x

* `clockExtension` config checks

* feat(ctb): Enforce max supported depth in `FaultDisputeGame` constructor

## Overview

Enforces the max supported depth of the `LibPosition` library's
implemented functionality on the `Position` type in the
`FaultDisputeGame`'s constructor

* use clock dur * 2 in bond monitor