Charge Fees for install, startInstance, offer, and getPublicFacet

[katelynsills]

Building on #3322, actually charge fees when calling expensive Zoe methods (install, startInstance, offer, and getPublicFacet) according to the parameters passed to makeZoeKit.

For now, the fees charged will be collected within Zoe with a way for the caller of makeZoeKit to withdraw them. We will need to decide what we want to do with those fees collected. Note that these fees are not to cover the execution in the ZCFVat. That will come in a later PR.

[katelynsills]

Closed in #3319