#940 minor change to drag drop labelling page to properly remove subm…

…it button when interactivity is set to describe, so that accessibility checkers (e.g. Wave) don't show error about unlabelled button

modules/xerte/parent_templates/Nottingham/models_html5/dragDropLabel.html

@@ -183,7 +183,7 @@
 
 			// describe version allows drop on correct hotspot only so no submit button required
             } else {
-                $("#submitBtn").hide();
+                $("#submitBtn").remove();
             }
 
 			$x_pageHolder.scrollTop(0);