docs: update CI badge label in README.md

Changed the CI badge label from "CI" to "Build Status" for better clarity and consistency with common badge naming conventions.

README.md

@@ -1,6 +1,6 @@
 # tmuxido
 
-[![CI](https://drone.cincoeuzebio.com/api/badges/cinco/Tmuxido/status.svg)](https://drone.cincoeuzebio.com/cinco/Tmuxido)
+[![Build Status](https://drone.cincoeuzebio.com/api/badges/cinco/Tmuxido/status.svg)](https://drone.cincoeuzebio.com/cinco/Tmuxido)
 [![Coverage](https://git.cincoeuzebio.com/api/packages/cinco/generic/badges/latest/coverage.svg)](https://drone.cincoeuzebio.com/cinco/Tmuxido)
 [![Version](https://img.shields.io/gitea/v/release/cinco/Tmuxido?gitea_url=https%3A%2F%2Fgit.cincoeuzebio.com&label=version)](https://git.cincoeuzebio.com/cinco/Tmuxido/releases)
 ![Rust 2024](https://img.shields.io/badge/rust-edition_2024-orange?logo=rust)