Co-authored-by: Tasso Evangelista <tasso.evangelista@rocket.chat>

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* feat: adding sidebar icon definition

* fix: fixing unit tests and object logic

* Fix review

* feat: adding source on the create livechat room

* A few refactors

* Update Apps-Engine version

* Added arcane logic to handle icons

* chore: removing unused var

* Fix merge develop

* Update client/hooks/useRoomIcon.tsx

* Update Apps-Engine

* Change source attribution

* Fix prettier error

Co-authored-by: Guilherme Gazzo <guilhermegazzo@gmail.com>
Co-authored-by: Douglas Gubert <douglas.gubert@gmail.com>