fix: type of note field that is string doesn show

[Mrxyy]

Summary

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• Please include screenshots whenever possible (important).

Issue

#485

Lasting Changes (Technical)

Checklist

[nguyenalter]

@Mrxyy Please help add some test cases when importing both note types. Thank you.

[Mrxyy]

@Mrxyy Please help add some test cases when importing both note types. Thank you.
I have added test cases for them in the tests/model_exporter/**/input/default_tables.in.json file. And all of them have been approved locally by me.