feat: Set log level when deploying to Agent Engine

Co-authored-by: Yeesian Ng <[email protected]>
PiperOrigin-RevId: 848243087

Author: yeesian

src/google/adk/cli/cli_tools_click.py

@@ -1685,6 +1685,7 @@ def cli_deploy_agent_engine(
       --staging_bucket=[staging_bucket] --display_name=[app_name]
       my_agent
   """
+  logging.getLogger("vertexai_genai.agentengines").setLevel(logging.INFO)
   try:
     cli_deploy.to_agent_engine(
         agent_folder=agent,