Failing test: Observability AI Assistant API Integration tests.x-pack/test_serverless/api_integration/test_suites/observability/ai_assistant/tests/complete/complete·spec·ts - Observability AI Assistant API tests complete/complete.spec.ts /internal/observability_ai_assistant/chat/complete returns a streaming response from the server

Failing test: Observability AI Assistant API Integration tests.x-pack/test_serverless/api_integration/test_suites/observability/ai_assistant/tests/complete/complete·spec·ts - Observability AI Assistant API tests complete/complete.spec.ts /internal/observability_ai_assistant/chat/complete returns a streaming response from the server #124846