Codacy style changes for test files

test/lowercaseKeys/lowercaseKeys.js

@@ -1,6 +1,7 @@
 const lowercaseKeys = obj =>
-Object.keys(obj).reduce((acc, key) => {
-acc[key.toLowerCase()] = obj[key];
-return acc;
-}, {});
+  Object.keys(obj).reduce((acc, key) => {
+    acc[key.toLowerCase()] = obj[key];
+    return acc;
+  }, {});
+
 module.exports = lowercaseKeys;