fix!: avoid mixed named and default exports

BREAKING CHANGE: `import pathe from 'pathe` should be changes to `import * as pathe from 'pathe'`

Author: pi0

Diff for: src/index.ts

@@ -1,10 +1 @@
-// Reference https://nodejs.org/api/path.html
-import type path from 'path'
-
-import * as _path from './path'
 export * from './path'
-
-// Default export
-export default {
-  ..._path
-} as Omit<typeof path, 'win32' | 'posix'>