chore(button): skeleton size prop audit (#10559)

Co-authored-by: Alessandra Davila <aledavila@ibm.com>

Author: sstrubberg

packages/react/__tests__/__snapshots__/PublicAPI-test.js.snap

@@ -339,9 +339,6 @@ Map {
     "render": [Function],
   },
   "ButtonSkeleton" => Object {
-    "defaultProps": Object {
-      "small": false,
-    },
     "propTypes": Object {
       "className": Object {
         "type": "string",

packages/react/src/components/Button/Button.Skeleton.js

@@ -10,8 +10,15 @@ import React from 'react';
 import cx from 'classnames';
 import { useFeatureFlag } from '../FeatureFlags';
 import { usePrefix } from '../../internal/usePrefix';
+import * as FeatureFlags from '@carbon/feature-flags';
 
-const ButtonSkeleton = ({ className, small, href, size, ...rest }) => {
+const ButtonSkeleton = ({
+  className,
+  small = false,
+  href,
+  size = FeatureFlags.enabled('enable-v11-release') ? 'lg' : 'default',
+  ...rest
+}) => {
   const enabled = useFeatureFlag('enable-v11-release');
   const prefix = usePrefix();
 
@@ -54,25 +61,23 @@ ButtonSkeleton.propTypes = {
    * For `default` buttons, this prop can remain unspecified or use `default`.
    * In the next major release of Carbon, `default`, `field`, and `small` will be removed
    */
-  size: PropTypes.oneOf([
-    'default',
-    'field',
-    'small',
-    'sm',
-    'md',
-    'lg',
-    'xl',
-    '2xl',
-  ]),
+  size: FeatureFlags.enabled('enable-v11-release')
+    ? PropTypes.oneOf(['sm', 'md', 'lg', 'xl', '2xl'])
+    : PropTypes.oneOf([
+        'default',
+        'field',
+        'small',
+        'sm',
+        'md',
+        'lg',
+        'xl',
+        '2xl',
+      ]),
 
   /**
    * Specify whether the Button should be a small variant
    */
   small: PropTypes.bool,
 };
 
-ButtonSkeleton.defaultProps = {
-  small: false,
-};
-
 export default ButtonSkeleton;