remove code

core/src/main/java/com/tzld/supply/api/DeepSeekApiService.java

@@ -64,7 +64,6 @@ public class DeepSeekApiService {
                     .url("https://api.deepseek.com/chat/completions")
                     .method("POST", body)
                     .addHeader("Content-Type", "application/json")
-                    .addHeader("Accept", "application/json")
                     .addHeader("Authorization", "Bearer sk-d0c7bd4e16454db19c1451810f496399")
                     .build();
             Response response = client.newCall(request).execute();