City_Builder_Game is added

[pallasivasai]

PR Description 📜

Fixes #3388

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[kunjgit]

Thank you @pallasivasai ,for creating the PR and contributing to our GameZone 💗
Review team will review the PR and will reach out to you soon! 😇
Make sure that you have marked all the tasks that you are done with ✅.
Thank you for your patience! 😀

[kunjgit]

LGTM!

[kunjgit]

@pallasivasai resolve conflicts !

[kunjgit]

Hey @pallasivasai,
You can't work on a closed issue 👀!
Follow the proper guideline and make a new PR again 😀.
Happy Hacking 💗

[kunjgit]

Thank you @pallasivasai , for your valuable time and contribution in our GameZone 💗.
It’s our GameZone, so Let’s build this GameZone altogether !!🤝
Hoping to see you soon with another PR again 😇
Wishing you all the best for your journey into Open Source🚀