fix: change IconButton base Props type to ButtonHTMLAttributes (#4031)

Author: rpenido

src/IconButton/index.tsx

@@ -5,7 +5,7 @@ import { OverlayTrigger } from '../Overlay';
 import Tooltip from '../Tooltip';
 import Icon from '../Icon';
 
-interface Props extends React.HTMLAttributes<HTMLButtonElement> {
+interface Props extends React.ButtonHTMLAttributes<HTMLButtonElement> {
   /** Component that renders the icon, currently defaults to `Icon` */
   iconAs?: React.ComponentType<any>,
   /** Additional CSS class[es] to apply to this button */

src/IconButtonToggle/index.jsx

@@ -4,7 +4,7 @@ import PropTypes from 'prop-types';
 /**
  *
  * @param {object} args arguments
- * @param {boolean} args.activeValue the current value of the active/selected iconButton.
+ * @param {string} args.activeValue the current value of the active/selected iconButton.
  *                                   if not provided, none of the iconButtons will initially be active
  * @param {Function} args.onChange callback to call when toggle value changes.
  *                                 Receives value of the selected toggle button.