Update KeybindingHint tests from Jest to Vitest (#6392)

Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: joshblack <[email protected]>

Author: Copilot

packages/react/jest.config.js

@@ -39,6 +39,7 @@ module.exports = {
     '<rootDir>/src/FormControl/',
     '<rootDir>/src/InlineMessage/',
     '<rootDir>/src/Hidden/',
+    '<rootDir>/src/KeybindingHint/',
     '<rootDir>/src/Label/',
     '<rootDir>/src/NavList/',
     '<rootDir>/src/Octicon/',

packages/react/src/KeybindingHint/KeybindingHint.test.tsx

@@ -1,3 +1,4 @@
+import {describe, expect, it} from 'vitest'
 import {render, screen} from '@testing-library/react'
 
 import {KeybindingHint, getAccessibleKeybindingHintString} from '../KeybindingHint'

packages/react/vitest.config.browser.mts

@@ -52,6 +52,7 @@ export default defineConfig({
       'src/FormControl/**/*.test.?(c|m)[jt]s?(x)',
       'src/InlineMessage/**/*.test.?(c|m)[jt]s?(x)',
       'src/Hidden/**/*.test.?(c|m)[jt]s?(x)',
+      'src/KeybindingHint/**/*.test.?(c|m)[jt]s?(x)',
       'src/Label/**/*.test.?(c|m)[jt]s?(x)',
       'src/NavList/**/*.test.?(c|m)[jt]s?(x)',
       'src/Octicon/**/*.test.?(c|m)[jt]s?(x)',