Add missing queue_name input parameter for listing validations

The list validations workflow does not have defines
the queue_name parameter in the input section.
Thus the workflow fails when trying to read that variable.

Change-Id: I294ab0016fda9587b405ef08dba3212b8e46a816
Implements: blueprint validation-framework
Closes-bug: 1815725

workbooks/validations.yaml

@@ -185,6 +185,7 @@ workflows:
     input:
       - group_names: []
       - plan: overcloud
+      - queue_name: tripleo
     output:
       validations: <% $.validations %>
     tags:
@@ -205,7 +206,8 @@ workflows:
         workflow: tripleo.messaging.v1.send
         input:
           queue_name: <% $.queue_name %>
-          type: <% execution() %>
+          type: <% execution().name %>
+          execution: <% execution() %>
           status: <% $.status %>
           message: <% $.get('message', '') %>
           payload: