V1.1: strip dead fields (route/condition) from design templates

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

templates/design_roundtable.yml

@@ -20,11 +20,9 @@ sections:
 
 steps:
   - type: think
-    route: boardroom
     rotate_participants: true
     loop:
       max_iterations: 3
-      condition: until_consensus
     hint: |
       You are {agent.name}.
       {agent.identity}