* Unify advanced create post and advanced create comment
* Re-add focus on mount prop and fix minor selector issue with get draft
* Address feedback
* Some merge fixes and some comments addressed
* Remove tests
* Fix tests
* Address feedback
* Fix formatting bar spacer and minor refactoring
* Fix remove upload from clean draft issue
* Fix types
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Co-authored-by: Mattermost Build <build@mattermost.com>
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