[ci] Add onnx model to S3 (apache#12716)

Addresses this CI failure on `main`:
https://ci.tlcpack.ai/blue/organizations/jenkins/tvm/detail/main/4235/pipeline/

Co-authored-by: driazati <driazati@users.noreply.github.com>

Author: driazati

.github/workflows/upload_ci_resource.yml

@@ -56,3 +56,5 @@ jobs:
           echo "$SHA256 downloaded_file" | sha256sum --check
           aws s3 cp downloaded_file "s3://tvm-ci-resources/$UPLOAD_PATH"
           echo "The item is available at https://tvm-ci-resources.s3.us-west-2.amazonaws.com/$UPLOAD_PATH"
+          echo "Add this line to tests/scripts/request_hook/request_hook.py"
+          echo "    \"$URL\": f\"{BASE}/$UPLOAD_PATH\",

tests/scripts/request_hook/request_hook.py

@@ -40,6 +40,7 @@
     "http://dl.caffe.berkeleyvision.org/bvlc_alexnet.caffemodel": f"{BASE}/bvlc_alexnet.caffemodel",
     "http://dl.caffe.berkeleyvision.org/bvlc_googlenet.caffemodel": f"{BASE}/bvlc_googlenet.caffemodel",
     "https://github.com/dmlc/web-data/blob/main/darknet/data/dog.jpg": f"{BASE}/dog.jpg",
+    "https://github.com/onnx/models/raw/bd206494e8b6a27b25e5cf7199dbcdbfe9d05d1c/vision/classification/mnist/model/mnist-1.onnx": f"{BASE}/onnx/mnist-1.onnx",
 }