Enhancements in code_of_conduct.md file

[Nikhil0-3]

I want to add following points-
Our Pledge
Our Standards
Enforcement Responsibilities
Scope
Pull Request Guidelines
Enforcement
Enforcement Guidelines
Attribution
Conclusion
here I added the screenshots of the file on which I worked earlier

[github-actions]

Congratulations, @Nikhil0-3! 🎉 Thank you for creating your issue for Rentalog. Your contribution is greatly appreciated and we look forward to working with you to resolve the issue. Keep up the great work! Should you have any queries or require guidance, do not hesitate to ask.