SAK-40668 - Peer options are remembered when you edit an assignment t…

…hen (sakaiproject#6266)

create a new one

Added "resetAssignment" to "doNew_assignment" in order to reset all the
attributes between the creation of an assignment and the creation of
another assignment.

assignment/tool/src/java/org/sakaiproject/assignment/tool/AssignmentAction.java

@@ -6602,6 +6602,7 @@ public void doNew_assignment(RunData data, Context context) {
 			boolean allowAddAssignment = assignmentService.allowAddAssignment((String) state.getAttribute(STATE_CONTEXT_STRING));
 			boolean allowUpdateAssignment = assignmentService.allowUpdateAssignmentInContext((String) state.getAttribute(STATE_CONTEXT_STRING));
             if (allowAddAssignment && allowUpdateAssignment) {
+            	resetAssignment(state);
                 initializeAssignment(state);
 
                 state.setAttribute(ATTACHMENTS, entityManager.newReferenceList());