fix: enable debug mode in integration test to resolve timeout

Add debug=True to BedrockAgentCoreApp in test_simple_agent.py to enable
verbose logging that will help identify the root cause of the 5-minute
timeout in CI integration tests.

This provides better visibility into server startup issues.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: Abhimanyu Siwach

tests_integ/runtime/test_simple_agent.py

@@ -15,7 +15,7 @@ def setup(self):
                 from bedrock_agentcore import BedrockAgentCoreApp
                 from strands import Agent
 
-                app = BedrockAgentCoreApp()
+                app = BedrockAgentCoreApp(debug=True)
                 agent = Agent()
 
                 @app.entrypoint