docs: add proper checklist with correct links

[Anmol-Baranwal]

Related Issue(s)

Closes #107

Proposed Changes

• Add a proper checklist with appropriate conventions.
• Obtain information regarding the author's willingness to work on the issue.
• Determine whether the author is a contributor to GSSoC'23 (this can be modified for future open-source events).
• Make it mandatory for the author to confirm that they have read the contributing guidelines.
• Make it mandatory for the author to confirm that they have reviewed the existing issues.
• Implementing this checklist would significantly streamline the work of maintainers.
• fixed the wrong link to contributing guidelines

Type of Change

• [ ] New Feature (Landing Page)
• [ ] New Feature (App)
• [ ] Bug (Landing Page)
• [ ] Bug (App)
• [ ] New Component (App)
• [ ] Enhancement
• [x] Documentation / ReadMe / Workflows
• Other (If not in above options):

Your Idea for Level (GSSoC)

• [ ] Level 1
• [x] Level 2
• [ ] Level 3

Screenshots (if applicable)

Additional Notes

[github-actions[bot]]

Thank you, @Anmol-Baranwal, for creating this pull request and contributing to GitHub-ReadMe! 💗

Our review team will thoroughly review the pull request and will reach out to you soon! 😇 Please make sure you have marked all the completed tasks as done. ✅ We appreciate your patience and contribution! 😀

[Anmol-Baranwal]

@praveenscience Could you please review this pull request :)