docs(tutorial/step_4: update test to match new $bindings behaviour

var phoneNameColumn = element.all(by.repeater('phone in phones').column('{{phone.name}}'));
should be
var phoneNameColumn = element.all(by.repeater('phone in phones').column('phone.name'));

Closes angular#9823

Author: kboutsen

docs/content/tutorial/step_04.ngdoc

@@ -150,7 +150,7 @@ __`test/e2e/scenarios.js`:__
 ...
     it('should be possible to control phone order via the drop down select box', function() {
 
-      var phoneNameColumn = element.all(by.repeater('phone in phones').column('{{phone.name}}'));
+      var phoneNameColumn = element.all(by.repeater('phone in phones').column('phone.name'));
       var query = element(by.model('query'));
 
       function getNames() {