Update types.ts

Signed-off-by: Charles de Dreuille <charles.dedreuille@gmail.com>

packages/canon/src/components/Button/types.ts

@@ -15,6 +15,7 @@
  */
 
 import type { ButtonOwnProps } from './Button.props';
+import { ReactElement } from 'react';
 
 /**
  * Properties for {@link Button}
@@ -43,10 +44,10 @@ export interface ButtonProps
   /**
    * Optional icon to display at the start of the button
    */
-  iconStart?: React.ReactNode;
+  iconStart?: ReactElement;
 
   /**
    * Optional icon to display at the end of the button
    */
-  iconEnd?: React.ReactNode;
+  iconEnd?: ReactElement;
 }