fix(llm): 修复 base model 详情中 fine tuning name空指针异常

- 在设置 fine tuning name 时，增加了对 fineTuningTaskDO 是否为空的判断
- 避免在 fineTuningTaskService.selectName 返回 null 时发生空指针异常

yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/basemodel/BaseModelTaskService.java

@@ -252,7 +252,9 @@ public class BaseModelTaskService {
                     baseModelDO.setAigcModelName(remoteModelName);
                     LambdaQueryWrapper<FineTuningTaskDO> eq = new LambdaQueryWrapper<FineTuningTaskDO>().eq(FineTuningTaskDO::getJobModelName, remoteModelName);
                     FineTuningTaskDO fineTuningTaskDO = fineTuningTaskService.selectName(eq);
-                    baseModelDO.setTheTuningName(fineTuningTaskDO.getTaskName());
+                    if (fineTuningTaskDO != null) {
+                        baseModelDO.setTheTuningName(fineTuningTaskDO.getTaskName());
+                    }
                     // 模型类型
                     // 微调状态
                     baseModelDO.setIsFinetuned(replaceActiveGroups(remoteModelName, active));