Update model path in pytest configuration to use gpt-oss-120b

tests/pytest/test_pytest_mcp_config.py

@@ -20,7 +20,7 @@
         ]
     ],
     rollout_processor=default_agent_rollout_processor,
-    model=["fireworks_ai/accounts/fireworks/models/kimi-k2-instruct"],
+    model=["fireworks_ai/accounts/fireworks/models/gpt-oss-120b"],
     mode="pointwise",
     mcp_config_path="tests/pytest/mcp_configurations/mock_discord_mcp_config.json",
 )