[doc] Update request_hook.py resnet-50 url

add new onnx resnet-50 url

tests/scripts/request_hook/request_hook.py

@@ -123,6 +123,7 @@
     "https://github.com/onnx/models/raw/bd206494e8b6a27b25e5cf7199dbcdbfe9d05d1c/vision/classification/resnet/model/resnet50-v2-7.onnx": f"{BASE}/onnx/models/raw/bd206494e8b6a27b25e5cf7199dbcdbfe9d05d1c/vision/classification/resnet/model/resnet50-v2-7.onnx",
     "https://github.com/onnx/models/raw/main/vision/classification/mobilenet/model/mobilenetv2-7.onnx": f"{BASE}/onnx/models/raw/main/vision/classification/mobilenet/model/mobilenetv2-7.onnx",
     "https://github.com/onnx/models/raw/main/vision/classification/resnet/model/resnet50-v2-7.onnx": f"{BASE}/2022-10-05/resnet50-v2-7.onnx",
+    "https://github.com/onnx/models/raw/main/validated/vision/classification/resnet/model/resnet50-v2-7.onnx": f"{BASE}/2024-05-22/resnet50-v2-7.onnx",
     "https://github.com/pjreddie/darknet/blob/master/cfg/alexnet.cfg?raw=true": f"{BASE}/pjreddie/darknet/blob/master/cfg/alexnet.cfg"
     + quote("?raw=true"),
     "https://github.com/pjreddie/darknet/blob/master/cfg/extraction.cfg?raw=true": f"{BASE}/pjreddie/darknet/blob/master/cfg/extraction.cfg"