chore(responses/mcp): drop explanatory comments per repo policy

Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>

litellm/responses/mcp/litellm_proxy_mcp_handler.py

@@ -1032,7 +1032,6 @@ class LiteLLM_Proxy_MCP_Handler:
                 }
             )
 
-        # Reasoning items must precede the function calls they produced
         if preserve_reasoning:
             follow_up_input.extend(LiteLLM_Proxy_MCP_Handler._extract_reasoning_items(response))
 

tests/test_litellm/responses/mcp/test_litellm_proxy_mcp_handler.py

@@ -701,7 +701,6 @@ def test_create_follow_up_input_preserves_reasoning_when_stateless():
         "summary": [],
         "encrypted_content": "gAAAAA-opaque-blob",
     }
-    # the reasoning item has to come before the function call it produced
     assert follow_up[2] == {
         "type": "function_call",
         "call_id": "call-1",