x11 calloop 2 (#13955)

Release Notes:

- N/A

---------

Co-authored-by: Max <max@zed.dev>

crates/gpui/Cargo.toml

@@ -141,7 +141,6 @@ xim = { git = "https://github.com/npmania/xim-rs", rev = "27132caffc5b9bc9c432ca
 ] }
 font-kit = { git = "https://github.com/zed-industries/font-kit", rev = "5a5c4d4", features = ["source-fontconfig-dlopen"] }
 x11-clipboard = "0.9.2"
-mio = { version = "1.0.0", features = ["os-poll", "os-ext"] }
 
 [target.'cfg(windows)'.dependencies]
 windows.workspace = true