Android App Should Crash gracefully when the tokenizer in the aar doesn't match the model

[Jack-Khuu]

🚀 The feature, motivation and pitch

A crash is encountered when the tokenizer in the Android .aar doesn't line up with the tokenizer needed by the model.
We should instead handle this crash gracefully with a message guiding users to switch their aar.

Example PR: #977 (@iceychris)

Alternatives

No response

Additional context

No response

RFC (Optional)

No response

[Jack-Khuu]

This might be best fixed in the ExecuTorch repo
We should coordinate with the folks over there

cc: @larryliu0820