Adding .form-control to all inputs(issue:#10320)

[chakrihacker]

Pre-Submission Checklist

• Your pull request targets the staging branch of FreeCodeCamp.
• Branch starts with either fix/, feature/, or translate/ (e.g. fix/signin-issue)
• You have only one commit (if not, squash them into one commit).
• All new and existing tests pass the command npm run test-challenges. Use git commit --amend to amend any fixes.

Type of Change

• Small bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds new functionality)
• Breaking change (fix or feature that would change existing functionality)
• Add new translation (feature adding new translations)

Checklist:

• Tested changes locally.
• Closes currently open issue (replace XXXX with an issue no): Closes Adding description for form-controls #10320

Description

[camperbot]

@chakrihacker thanks for the PR.
You've done your changes in staging branch. Always work in a separate, correctly named branch. Closing this PR.
Your branch name should start with one of fix/, feature/, translate/ prefixes. Name, your branches correctly next time, please.
Please, review our Guidelines for Contributing, thank you!.