added Encrypt Message Program

[sarthak-gupta229]

Encrypt Message Program
This program allows users to encode (encrypt) and decode (decrypt) messages in a simple and fun way.
It provides two modes — Code and Decode — that transform words by swapping letters and adding random characters for security.

Features:

Option to choose between Code or Decode mode.
Encrypts each word by modifying characters and adding random letters.
Decrypts previously encoded messages to their original form.
Handles short and long words differently for varied encryption patterns.
Simple, interactive, and beginner-friendly Python implementation.
Tech Used: Python
Usage Example:

WELCOME TO INCRIPTION
Weither you want to Code or Decode: code
Enter a word: hello world
YOUR CODE IS : xaboollehxyz pqrtldrowabc