chore: update description

Cargo.toml

@@ -3,7 +3,7 @@ name = "aichat"
 version = "0.15.0"
 edition = "2021"
 authors = ["sigoden <sigoden@gmail.com>"]
-description = "All-in-one Copilot CLI for 10+ AI platforms"
+description = "All-in-one CLI Copilot for 10+ AI platforms"
 license = "MIT OR Apache-2.0"
 homepage = "https://github.com/sigoden/aichat"
 repository = "https://github.com/sigoden/aichat"

README.md

@@ -4,7 +4,7 @@
 [![Crates](https://img.shields.io/crates/v/aichat.svg)](https://crates.io/crates/aichat)
 [![Discord](https://img.shields.io/discord/1226737085453701222?label=Discord)](https://discord.gg/NYmfN6CA)
 
-All-in-one Copilot CLI for 10+ AI platforms.
+All-in-one CLI Copilot for 10+ AI platforms.
 
 Command Mode: