Merge pull request #1446 from roboflow/new_rfdetr_sizes

Add new model size to rf-detr

Author: probicheaux

inference/models/utils.py

@@ -105,6 +105,9 @@
     ("object-detection", "yolov12x"): YOLOv12ObjectDetection,
     ("object-detection", "rfdetr-base"): RFDETRObjectDetection,
     ("object-detection", "rfdetr-large"): RFDETRObjectDetection,
+    ("object-detection", "rfdetr-nano"): RFDETRObjectDetection,
+    ("object-detection", "rfdetr-small"): RFDETRObjectDetection,
+    ("object-detection", "rfdetr-medium"): RFDETRObjectDetection,
     (
         "instance-segmentation",
         "yolov11n",