Channel switcher UI clean-up

Description

Looks like a regression, screenshot from community-release is attached.

Sudheer changed it for performance reasons I think, so we need to think whether we want to revert that change, or improve the UI based on how it is right now.

QA Test Steps

None

Status

Mana

2

Assignee

Asaad Mahmood

Reporter

Asaad Mahmood

Epic Link

None

Fix versions

Mattermost Team

UX

Sprint

Labels

None

GitHub Issue

None

QA Testing Areas

Other (write in QA test steps)