test(dropdownSelector): update test to use jQuery3 syntax

Author: dalelotts

test/configuration/dropdownSelector.spec.js

@@ -80,7 +80,7 @@ describe('dropdownSelector', function () {
   describe('does NOT toggle dropdown', function () {
     it('if dropdownSelector is NOT specified', function () {
       var html = '<div class="dropdown">' +
-        '<a class="dropdown-toggle" id="dropdown" role="button" data-toggle="dropdown" data-target="#" href="#">' +
+        '<a class="dropdown-toggle" id="dropdown" role="button" data-toggle="dropdown" data-target=".dropdown" href="#">' +
         ' <div class="input-group">' +
         '   <input type="text" class="form-control" data-ng-model="data.dateDropDownInputNoFormatting">' +
         '   <span class="input-group-addon"><i class="glyphicon glyphicon-calendar"></i></span>' +