docs(VersionSwitch): enable version-switch button again (#8076)

Author: Lukas742

.storybook/addons/version-switch/manager.ts

@@ -55,11 +55,11 @@ addons.register(ADDON_ID, () => {
       return (
         <>
           <IconButton
-            active
             key={TOOL_ID}
             id={TOOL_ID}
             title="Version Switch"
             style={{ order: -1 }}
+            variant="solid"
             onClick={() => {
               setOpen(true);
             }}

.storybook/components/VersionSwitch.tsx

@@ -50,7 +50,6 @@ const storyList: StoriesEntry[] = isChromatic
     ];
 
 const addons = [
-  './addons/version-switch',
   {
     name: '@storybook/addon-docs',
     options: {

.storybook/main.ts

@@ -4,6 +4,7 @@ import React from 'react';
 import { addons } from 'storybook/manager-api';
 import { Badge } from './components/Badge.js';
 import { Fiori4ReactTheme } from './theme.js';
+import './components/VersionSwitch.js';
 
 const customTags = new Set(['package:@ui5/webcomponents-react-charts', 'custom']);