beautify 1st part of the tutorial

1-js/5-functions-closures/7-with/2-with-variables/solution.md

@@ -11,7 +11,9 @@ var a = 1;
 var b;
 */!*
 
-var obj = { b: 2 }
+var obj = {
+  b: 2
+}
 
 with(obj) {
   alert( a + b );

1-js/5-functions-closures/7-with/2-with-variables/task.md

@@ -7,7 +7,9 @@
 ```js
 var a = 1;
 
-var obj = { b: 2 };
+var obj = {
+  b: 2
+};
 
 with(obj) {
   var b;