Fix utils import issue for nightly tests (#13944)

test/srt/lora/test_multi_lora_backend.py

@@ -14,9 +14,15 @@
 
 import multiprocessing as mp
 import os
+import sys
 import unittest
+from pathlib import Path
 
-from utils import (
+# Add test directory to path for lora_utils import
+# TODO: can be removed after migration
+sys.path.insert(0, str(Path(__file__).resolve().parent.parent.parent))
+
+from lora_utils import (
     ALL_OTHER_MULTI_LORA_MODELS,
     CI_MULTI_LORA_MODELS,
     run_lora_multiple_batch_on_model_cases,