Align model path with actual file

src/inference.py

@@ -10,7 +10,7 @@ sys.path.append(str(Path(__file__).parent.parent.parent))
 from src.model import VulnerabilityCodeT5
 
 class VulnerabilityDetector:
-    def __init__(self, model_path="models/best_model.pt",
+    def __init__(self, model_path="models/best_model_clean.pt",
                  model_name="Salesforce/codet5-base", max_length=256):
         
         ### CHANGED FOR DEPLOYMENT