fix: 🐛 correct error message for invalid model path in RTDetrDetectionModel (#1266)

Signed-off-by: Onuralp SEZER <thunderbirdtr@gmail.com>

Author: onuralpszr

sahi/models/rtdetr.py

@@ -2,6 +2,7 @@
 
 from sahi.models.ultralytics import UltralyticsDetectionModel
 
+
 class RTDetrDetectionModel(UltralyticsDetectionModel):
     def load_model(self):
         """Detection model is initialized and set to self.model."""
@@ -13,5 +14,4 @@ def load_model(self):
             model.to(self.device)
             self.set_model(model)
         except Exception as e:
-            raise TypeError("model_path is not a valid rtdet model path: ", e)
-
+            raise TypeError("model_path is not a valid rtdetr model path: ", e)