fix: remove atty (skim-rs#671)

This was done previously in skim-rs#587, but I suspect it was unwillingly
reintroduced in skim-rs#586. I found it while running trivy and it still
complained about an atty issue, although the project's history showed
that it has already been removed

skim/Cargo.toml

@@ -6,7 +6,7 @@ description = "Fuzzy Finder in rust!"
 documentation = "https://docs.rs/skim"
 homepage = "https://github.com/skim-rs/skim"
 repository = "https://github.com/skim-rs/skim"
-readme  = "../README.md"
+readme = "../README.md"
 keywords = ["fuzzy", "menu", "util"]
 license = "MIT"
 edition = "2021"
@@ -22,7 +22,6 @@ path = "src/bin/main.rs"
 
 [dependencies]
 nix = { version = "0.29.0", features = ["fs"] }
-atty = { version = "0.2.14", optional = true }
 regex = "1.6.0"
 lazy_static = "1.4.0"
 shlex = { version = "1.1.0", optional = true }
@@ -40,7 +39,7 @@ bitflags = "1.3.2"
 timer = "0.2.0"
 chrono = "0.4.39"
 crossbeam = "0.8.2"
-beef = "0.5.2" # compact cow
+beef = "0.5.2"                                                                 # compact cow
 defer-drop = "1.3.0"
 indexmap = "2.7.0"
 rand = "0.8.5"
@@ -49,4 +48,4 @@ shell-quote = "0.7.1"
 
 [features]
 default = ["cli"]
-cli = ["dep:clap", "dep:atty", "dep:shlex", "dep:env_logger"]
+cli = ["dep:clap", "dep:shlex", "dep:env_logger"]