add binary as input to hash commands (#13923)

# Description

This allows `hash sha256` to support binary input. The code was there
but the signature wasn't.

closes #13916

crates/nu-command/src/hash/generic_digest.rs

@@ -49,6 +49,7 @@ where
             .category(Category::Hash)
             .input_output_types(vec![
                 (Type::String, Type::Any),
+                (Type::Binary, Type::Any),
                 (Type::table(), Type::table()),
                 (Type::record(), Type::record()),
             ])