Fix docs.rs metadata

Author: rjsberry

Cargo.toml

@@ -53,7 +53,7 @@ no-dev-version = true
 tag-name = "{{version}}"
 
 [package.metadata.docs.rs]
-all-features = ["arbitrary", "quickcheck", "serde", "rayon"]
+features = ["arbitrary", "quickcheck", "serde", "rayon"]
 rustdoc-args = ["--cfg", "docsrs"]
 
 [workspace]