Fix typo in test function name for copying the README

tests/all/readme.rs

@@ -32,7 +32,7 @@ fn it_copies_a_readme_default_path() {
 }
 
 #[test]
-fn it_creates_a_package_json_provided_path() {
+fn it_copies_a_readme_provided_path() {
     let fixture = fixture::js_hello_world();
     let out_dir = fixture.path.join("pkg");
     fs::create_dir(&out_dir).expect("should create pkg directory OK");