Fix 'Enter Name' bug [React.js Beginners]

[ashokdey]

On the main page, if you try to add a name that is less than 4 chars, the input field has a bug that carries the place holder text as the input text.

Notes:

• Make sure other parts of the app is not breaking
• Make sure ESLint rules are not breaking
• Make sure to open your PR in Develop branch

⭐️ If you like the work, do star the repo ⭐️

All the best.

[PranjalAgni]

Can I work on this?

[ashokdey]

Sure @PranjalAgni, I am assigning you this issue, you got 10 hrs to submit this and also star the repo if you liked it.

[haichuan0424]

I'd like to work on this too if the other person does not submit PR within your requested time.

[ashokdey]

#21 by @PranjalAgni closes this. Good to see your interest @haichuan0424, you can look at #20