message: fix: imprecise comment message in register page
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  Update comment to be more percise
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diff: @@ -634,10 +634,10 @@ const { onChange } = register('lastChange'); // this onChange method can update
  </p>
  <CodeArea
  - rawData={`// onChange got overwrite by register method
  + rawData={`// onChange got overwritten by register's onChange method
  <input onChange={handleChange} {...register('test')} />
  -// register's onChange got overwrite by register method
  +// register's onChange got overwritten by given onChange props (handleChange)
  <input {...register('test')} onChange={handleChange}/>
  const firstName = register('firstName', { required: true })
  