[native] Added terminate() implementation in JS and CommCoreModule

Summary: Update of CommCoreModuleSchema.js and associated codegen files, implementation of CommCoreModule::terminate

Test Plan: 1. Compiled the binary code.

Reviewers: tomek, kamil, ashoat

Reviewed By: ashoat

Subscribers: ashoat, atul

Differential Revision: https://phab.comm.dev/D6834