fix(ts): forward timeout config to OpenAI client in JS OSS LLM providers (#4770)

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-authored-by: Kartik <kartik.labhshetwar@mem0.ai>

mem0-ts/src/oss/src/llms/openai.ts

@@ -10,6 +10,7 @@ export class OpenAILLM implements LLM {
     this.openai = new OpenAI({
       apiKey: config.apiKey,
       baseURL: config.baseURL,
+      ...(config.timeout != null && { timeout: config.timeout }),
     });
     this.model = config.model || "gpt-5-mini";
   }