Codacy style changes for test files

test/hz/hz.js

@@ -1,6 +1,7 @@
 const hz = (fn, iterations = 100) => {
-const before = performance.now();
-for (let i = 0; i < iterations; i++) fn();
-return (1000 * iterations) / (performance.now() - before);
+  const before = performance.now();
+  for (let i = 0; i < iterations; i++) fn();
+  return (1000 * iterations) / (performance.now() - before);
 };
+
 module.exports = hz;