fix: clean test files

.jest/unit.config.ts

@@ -29,6 +29,7 @@ const config = {
     '\\.svg$': '<rootDir>/.jest/svg.ts',
   },
   setupFilesAfterEnv: ['<rootDir>/.jest/setupTests.ts'],
+  testMatch: ['**/__tests__/**/*.test.[jt]s?(x)'],
 } satisfies Config.InitialOptions
 
 export default config

packages/ui/src/components/Popup/__tests__/__tests__/index.test.tsx → packages/ui/src/components/Popup/__tests__/index.test.tsx

@@ -5,7 +5,7 @@ import type { ComponentProps } from 'react'
 import {
   renderWithTheme,
   shouldMatchEmotionSnapshotWithPortal,
-} from '../../../../../.jest/helpers'
+} from '../../../../.jest/helpers'
 import { Popup } from '../../index'
 
 describe('Popup', () => {