🔧 Fix manifesto test method name issue

- Replace _execute_sleep_protocol() with rest_and_reflect()
- Test now runs successfully with v1.1.0 T-Score fix
- Sleep Protocol triggering extensively as expected (T-Scores 0.04-0.08)

Resolves method name mismatch discovered during v1.1.0 validation.

Author: creator35lwb-web

tests/test_manifesto_learning_v2.py

@@ -374,7 +374,7 @@ def learn_principle(self, principle: dict) -> dict:
             if t_score < self.agent.epsilon:
                 status = "SLEEP"
                 # Execute sleep protocol
-                self.agent._execute_sleep_protocol()
+                self.agent.rest_and_reflect()
                 principle_result["sleep_count"] += 1
                 self.results["sleep_events"].append({
                     "principle": principle["id"],