Disable Xcode dependency analysis for Kotlin build step

Change createRepository() to createToDoRespository()

Remove superfluous CoroutineScope in repository

Dependency versions bumps

Update to new Android-KMP plugin

Remove vestigial toDos state from SwiftUI

Update to Kotlin 2.1.20 and other dependency bumps

Update to Kotlin 2.1.0 and other dependency bumps

Update to Kotlin 2.0.21 and other dependency bumps

Convert to SKIE's Observing view

Fix some readme typos

Fix interactivity in SwiftUI preview

Clean up some inconsistencies in Xcode project

Remove CoroutineAdapters.kt and CombineAdapters.swift in favor of SKIE

Move to version catalog and update dependencies including Kotlin 2.0.20