chore: exports types from `./dist/client`

for `vitepress/client`

client.d.ts

@@ -1,3 +1,5 @@
 // re-export vite client types. with strict installers like pnpm, user won't
 // be able to reference vite/client in project root.
 /// <reference types="vite/client" />
+
+export * from './dist/client';