Create & Join rooms UI/UX tweaks (#1005)

* Fix people icon size

* Disable dismiss when loading in StartChatScreen

* Reduce debounce on search

* Add padding to invite button

* Add show/hide bottom bar behaviour

* Fix bg color in StartChatScreen form

* Update localisations

* Update search users results to 10

* Fix form background in InviteUsersScreen

* Fix invites list bg color

* Add mxid in InvitesScreenCell

* Refactor InvitesScreenCell design

* Fix separator spacing

* Add more design fixes

* Refine InvitesScreenCell layout

* Refactor UserProfileCell design

* Refactor FormRowAccessory

* Update localisations

* Fix camera size and security section padding

* Change create button style

* Refine InviteUsersScreenSelectedItem

* Refine CreateRoomScreen

* Refine UserProfileCell padding

* Amend preview name

* delete test code

* Add separator in security section

* Fix spacing in InviteUsersScreenSelectedItem

* Revert confirmationAction in CreateRoomScreen

* Refine HomeScreenInvitesButton

* Add dismiss keyboard in InviteUsersScreen

* Refactor FormRowAccessory

* Remove isDisabled from FormButtonStyles

* Update localisations

* Cleanup RoomDetailsEditScreen

* UI fixes on horizontal user carousel

* Refactor InviteUsersScreenSelectedItem

* Try fix flaky tests

* Fix typo

* Update snapshot tests

* Fix flaky UTs

* Fix HomeScreen ui tests

* Fix scroll on selection

* Refactor RoomFlowCoordinatorTests

UITests/Sources/__Snapshots__/Application/pseudo-iPhone-14.createRoom.png

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