chore: Clean up minimal deps hack

Author: epage

Cargo.toml

@@ -130,8 +130,8 @@ bstr = "1.0.1"
 anstream = { version = "0.6.7", optional = true }
 anstyle = "1.0.0"
 
-[target.'cfg(unix)'.dependencies]
-libc = "0.2.137"  # hack around a bad minimal version
+[target.'cfg(any())'.dependencies]
+libc = "0.2.137"  # HACK: bad minimal dep in wait-timeout
 
 [dev-dependencies]
 escargot = "0.5"