* Update SoftwareKeyboard to send KeyboardMode to UI
* Update GTK UI to check text against KeyboardMode
* Update Ava UI to check text against KeyboardMode
* Restructure input validation
* true when text is not empty
* Add English validation text for SoftwareKeyboardMode
* Add Chinese validation text for SoftwareKeyboardMode
* Update base on feedback
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Co-authored-by: TSR Berry <20988865+TSRBerry@users.noreply.github.com>
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