Extract hook to get message list data

Summary: Second part of extracting shared logic from message-list-container into hooks to get this working on web

Test Plan: Check if message list is displayed correctly like before

Reviewers: palys-swm, ashoat

Reviewed By: palys-swm, ashoat

Subscribers: ashoat, zrebcu411, Adrian, atul, subnub, karol-bisztyga

Differential Revision: https://phabricator.ashoat.com/D777