get features_are_quoted working with minimal-versions on CI

Author: Eh2406

Cargo.toml

@@ -47,7 +47,7 @@ serde = "1.0"
 serde_derive = "1.0"
 serde_ignored = "0.0.4"
 serde_json = "1.0"
-shell-escape = "0.1"
+shell-escape = "0.1.4"
 tar = { version = "0.4.15", default-features = false }
 tempfile = "3.0"
 termcolor = "1.0"