build(forest): move window to dev-dependencies

Author: LastLeaf

float-pigment-forest/Cargo.toml

@@ -53,7 +53,7 @@ criterion = "0.5.1"
 float-pigment-mlp = { workspace = true }
 rustc-hash = "1.1.0"
 
-[target.'cfg(target_os="macos")'.dependencies]
+[target.'cfg(target_os="macos")'.dev-dependencies]
 piston_window = "0.128.0"
 
 [lints]