UI/UX enhancement in Platform_Game

[Moracus]

PR Description 📜

1. Added a start screen, with info on how to play
2. Added a death screen, when the player dies.
3. Added an endscreen, which tells player how much time they took to complete the game.
   Fixes [Enhancement]: UI/UX improvement in Platform_Game #2963

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[kunjgit]

Thank you @Moracus ,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! 😀

[Moracus]

@kunjgit can you please review this PR?

[kunjgit]

Thank you @Moracus , 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🚀