Cargo: Update authors

The codebase has diverged by a lot since the initial implementation thus remove the previous co-author and add my own email.

Signed-off-by: Cyber Knight <cyberknight755@gmail.com>

Author: cyberknight777

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "knight-bot"
 version = "1.0.0"
-authors = ["Cyber Knight <npv12@iitbbs.ac.in>"]
+authors = ["Cyber Knight <cyberknight755@gmail.com>"]
 edition = "2024"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html