JS: Update test for UniquePropertyNames test

This query now reports the alert previously found by DuplicateProperty

Author: asgerf

javascript/ql/test/query-tests/Declarations/UniquePropertyNames/UniquePropertyNames.expected

@@ -1,3 +1,4 @@
+| tst2.js:4:3:6:3 | getX: f ... .x;\\n  } | This property is overwritten by $@ in the same object literal. | tst2.js:12:3:14:3 | getX: f ... .x;\\n  } | another property |
 | tst2.js:8:3:10:3 | setX: f ...  x;\\n  } | This property is overwritten by $@ in the same object literal. | tst2.js:16:3:18:3 | setX: f ...  x;\\n  } | another property |
 | tst.js:20:3:20:7 | x: 23 | This property is overwritten by $@ in the same object literal. | tst.js:23:3:23:7 | x: 56 | another property |
 | tst.js:21:3:21:12 | y: "hello" | This property is overwritten by $@ in the same object literal. | tst.js:24:3:24:14 | "y": "world" | another property |

javascript/ql/test/query-tests/Declarations/UniquePropertyNames/tst2.js

@@ -3,7 +3,7 @@ var o = {
 
   getX: function() {
     return this.x;
-  },
+  }, // $ Alert
 
   setX: function(x) {
     this.x = x;