fix globalSearchBar jest env (#95640)

x-pack/plugins/global_search_bar/jest.config.js

@@ -9,7 +9,4 @@ module.exports = {
   preset: '@kbn/test',
   rootDir: '../../..',
   roots: ['<rootDir>/x-pack/plugins/global_search_bar'],
-
-  // TODO: migrate to "jest-environment-jsdom" https://github.com/elastic/kibana/issues/95200
-  testEnvironment: 'jest-environment-jsdom-thirteen',
 };

x-pack/plugins/global_search_bar/public/components/search_bar.test.tsx

@@ -120,7 +120,8 @@ describe('SearchBar', () => {
         basePathUrl={basePathUrl}
         darkMode={darkMode}
         trackUiMetric={jest.fn()}
-      />
+      />,
+      { attachTo: document.body }
     );
 
     const searchEvent = new KeyboardEvent('keydown', {