Test fix and support VCF 4.4

Author: bbimber

GenotypeAssays/test/src/org/labkey/test/tests/external/labModules/GenotypeAssaysTest.java

@@ -182,6 +182,7 @@ private void beadStudioImportTest()
 
         Ext4FieldRef.getForLabel(this, "Run Description").setValue("Description");
 
+        waitForElement(Ext4Helper.Locators.ext4Button("Download Example Data"));
         File exampleData = clickAndWaitForDownload(Ext4Helper.Locators.ext4Button("Download Example Data"));
 
         waitAndClick(Ext4Helper.Locators.radiobutton(this, "File Upload"));