#5264 Feat/latoken-connector-integration

This PR adds a connector to hummingbot for the Latoken exchange: https://latoken.com/

LATOKEN is a rapidly growing crypto exchange focusing on liquidity for new tokens.

We want to connect Latoken API to Hummingbot, to add the ability for everyone with an internet connection to provide additional liquidity to our platform, resulting in liquidity improvements for our clients.

PR Link: https://github.com/hummingbot/hummingbot/pull/5264