Added Snake game

[ShristiC7]

🐍 Add Snake Game in Python

Description

This pull request adds a classic Snake Game built using Python and the pygame library.
The game allows players to control a snake, eat food, and grow while avoiding collisions with walls or itself.
It is beginner-friendly and serves as a fun interactive project for learning Python game development.

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Features Added

• Snake movement in four directions: Up, Down, Left, Right
• Randomly spawning food that increases the snake’s length
• Score tracking displayed on the screen
• Game over detection when the snake collides with walls or itself
• Beginner-friendly, well-commented Python code
• Optional enhancements like color variations and increasing speed

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Solves #235

[ShristiC7]

Screen.Recording.2025-10-17.030515.mp4

Here are the required screenshots and recording of the game
@RK1905101