Add confirmation dialog when inviting users with unknown identities (#6523)

* feat: Add confirmation modal when inviting unknown users

* tests: Add preview tests for invite confirmation modal

* tests: Add unit tests for invite confirmation modal

* feat: Switch confirmation sheet contents based on identity state

* tests: Add history sharing unit tests for `DefaultStartDMActionTest`

* tests: Update snapshots for `CreateDmConfirmationBottomSheet`

* chore: Fix tiny nits

* fix: Remove default param on `ConfirmingStartDmWithMatrixUser`

* refactor: Use new AsyncAction over boolean flag

* fix: Add sleeps to tests

* refactor: Remove `PromptOrInvite` and switch on async action

* fix: Remove redundant `assertThat`

* feat: Alllow invite confirmation modal to be dismissed

* tests: Update snapshots for InvitePeopleView

* fix: Adjust `CreateDmConfirmationBottomSheet` to conform to design

* feat: Use localazy translations and plurals

* fix: When users are unselected, unselect them in search results too

* tests: Use aMatrixUserList to provide multiple users

* Update screenshots

* fix: Add missing parameter in UserProfilePresenterTest

---------

Co-authored-by: Andy Balaam <andy.balaam@matrix.org>
Co-authored-by: ElementBot <android@element.io>

features/userprofile/api/src/main/kotlin/io/element/android/features/userprofile/api/UserProfileState.kt

@@ -26,6 +26,7 @@ data class UserProfileState(
     val dmRoomId: RoomId?,
     val canCall: Boolean,
     val snackbarMessage: SnackbarMessage?,
+    val enableKeyShareOnInvite: Boolean,
     val eventSink: (UserProfileEvents) -> Unit
 ) {
     enum class ConfirmationDialog {