Fix code style

Author: tshemsedinov

JavaScript/1-field.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const getX = obj => obj.x;
+const getX = (obj) => obj.x;
 
 console.log(getX({ x: 10 }));        // { x: number }
 console.log(getX({ x: 70 }));        // { x: number }

JavaScript/2-method.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const stringify = obj => obj.toString();
+const stringify = (obj) => obj.toString();
 
 console.log(stringify(10));
 console.log(stringify('ten'));
@@ -12,7 +12,7 @@ console.log(stringify(false));
     y: 20,
     toString() {
       return [this.x, this.y];
-    }
+    },
   };
 
   console.log(stringify(point));

JavaScript/4-array.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const avg = array => {
+const avg = (array) => {
   let sum = 0;
   for (const item of array) {
     sum += item;