Fix: Fixes the validation of Username in add new Users section

[Ashutosh0602]

• Fixes Issue in adding new user in users section #7307
• Fixes the 'Username is available' when the input field was empty
• Fixes the validation of 'Username start and end with letter or number'
• Fixes some type error

@coronasafe/care-fe-code-reviewers @coronasafe/code-reviewers

Merge Checklist

• Add specs that demonstrate bug / test a new feature.
• Update product documentation.
• Ensure that UI text is kept in I18n files.
• Prep screenshot or demo video for changelog entry, and attach it to issue.
• Request for Peer Reviews
• Completion of QA

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
care-storybook	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Mar 2, 2024 7:32pm

[netlify]

✅ Deploy Preview for care-egov-staging ready!

Name	Link
🔨 Latest commit	540f45a
🔍 Latest deploy log	https://app.netlify.com/sites/care-egov-staging/deploys/65efeb15ad72aa000814ec28
😎 Deploy Preview	https://deploy-preview-7310--care-egov-staging.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[Ashutosh0602]

fixes #7307

[Ashutosh0602]

@nihal467 Fixes #7309

[github-actions]

👋 Hi, @Ashutosh0602,
Conflicts have been detected against the base branch. Please rebase your branch against the base branch.

---

This message is automatically generated by prince-chrismc/label-merge-conflicts-action so don't hesitate to report issues/improvements there.

[github-actions]

Hi, This pr has been automatically marked as stale because it has not had any recent activity. It will be automatically closed if no further activity occurs for 7 more days. Thank you for your contributions.