Add missing newline

Author: emmatyping

Modules/cpython-sys/build.rs

@@ -29,4 +29,4 @@ fn generate_c_api_bindings(srcdir: &Path, out_path: &Path) {
     bindings
         .write_to_file(out_path.join("c_api.rs"))
         .expect("Couldn't write bindings!");
-}
+}