feat: add missing id attr support

[yhnavein]

With this it's possible to add unique identifier to this component. It's very useful for automatic e2e tests :)

[vercel[bot]]

This pull request is being automatically deployed with Vercel (learn more).
To see the status of your deployment, click below or on the icon next to each commit.

🔍 Inspect: https://vercel.com/tbleckert/react-select-search/bhf2vbvhb
✅ Preview: https://react-select-search-git-fork-yhnavein-feat-id-support.tbleckert.vercel.app

[tbleckert]

Great addition, makes sense. Thank you!