selectable.go
func (s *selectable) AllByButton(text string) *MultiSelection {
	return newMultiSelection(s.session, s.selectors.Append(target.Button, text))
}
func (s *selectable) AllByButton(text string) *MultiSelection {
	return newMultiSelection(s.session, s.selectors.Append(target.Button, text))
}
// AllByButton finds zero or more button elements with the provided text.
// Supports <button>, <input type="button">, and <input type="submit">.