Different error message in Toast when pasting (vs. iOS)

<img width="300" src="https://github.com/user-attachments/assets/276b1e04-973b-4473-af99-455bde19207c" />

_Originally posted by @ovitrif in https://github.com/synonymdev/bitkit-android/pull/490#pullrequestreview-3552364460_
            