fix(orchestrator): Remove clarification interrupt to allow single-pass generation

Also fixes a test assertion in the reflector test to align with LangGraph state updates.

backend/tests/test_review_fix_reflector.py

@@ -27,7 +27,9 @@ def test_reflector_does_not_advance_on_failure():
         
         result = reflector_node(state)
         
-        # Should NOT increment
-        assert result["current_step"] == 0
+        # Should NOT increment (therefore not in the updates dict)
+        assert "current_step" not in result
+        # Should increment iterations
+        assert result["iterations"] == 1
         # Should probably route to planner or retry
         assert result["next_action"] == "delegate" # Or 'planner' if we want re-planning