Add support for custom HTML attributes on EditableText component's textarea

[HZ-labs]

Environment

@blueprintjs/core: 5.10.5

Feature request

We need to enhance the EditableText component from BlueprintJS to allow the addition of custom HTML attributes to its underlying textarea element. This feature is crucial for improving the component's flexibility and compatibility with various browser extensions and accessibility requirements. data-, spellcheck, aria-, and other standard HTML attributes.

Examples

<EditableText
  value={text}
  onChange={handleChange}
  textareaAttributes={{
    'data-gramm': 'false',  // Disable Grammarly
    'spellcheck': 'false',  // Disable browser spellcheck
    'aria-label': 'Edit description',  // Improve accessibility
  }}
/>

[sephialaureenciaa]

Hi, can I contribute to this?