David Salami

Add Beefy & Near client implementations. ICS 02 refactor [CF work]

4

Closes: #XXX ## Description ______ ### PR author checklist: - [ ] Added changelog entry, using [`unclog`](https://github.com/informalsystems/unclog). - [ ] Added tests: integration (for Hermes) or unit/mock tests (for modules)....

Previously we hardcoded a value for the number of maximum number of concurrent queries, this PR makes it configurable and uses a much smaller the default value