docs: update README to include additional badge for CodeRabbit reviews

Author: DFanso

README.md

@@ -4,6 +4,7 @@
 [![Go Version](https://img.shields.io/badge/Go-1.23.4-blue.svg)](https://golang.org/)
 [![License](https://img.shields.io/badge/License-MIT-green.svg)](LICENSE)
 ![CodeRabbit Pull Request Reviews](https://img.shields.io/coderabbit/prs/github/DFanso/commit-msg?utm_source=oss&utm_medium=github&utm_campaign=DFanso%2Fcommit-msg&labelColor=171717&color=FF570A&link=https%3A%2F%2Fcoderabbit.ai&label=CodeRabbit+Reviews)
+
 `commit-msg` is a command-line tool that generates commit messages using LLM (Large Language Models). It is designed to help developers create clear and concise commit messages for their Git repositories automatically by analyzing your staged changes.
 
 ## Screenshot