Added favicons

[tanyagupta01]

PR Description 📜

This PR adds favicons to the games : Blast Zone, Cut the rope, hand cricket, memory game, minesweeper, mini golf and whack a mole

Please include summary related to the issue you have fixed and describe your PR in brief over here by specifying the issue number on which you were working below
Fixes #3620

• I follow CONTRIBUTING GUIDELINE & CODE OF CONDUCT of this project.
• I have performed a self-review of my own code or work.
• My changes generates no new warnings.

[kunjgit]

Thank you @tanyagupta01 ,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! 😀

[ishita-43]

Not working!
either provide link to the images by storing images in the games image folder and also use the proper syntax while providing the link.
We need high contrast images thus change the images of mini_golf and hand_cricket if not found remove them.
Hope you will make changes soon!!

[kunjgit]

Thank you @tanyagupta01 , 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🚀