Wget onnx model fails for end-to-end example

[shenj68]

Description
A clear and concise description of what the bug is.

executing the ./fetch_models.sh script or manually using the wget command does not download the onnx model for the end-to-end example.

Triton Information
What version of Triton are you using?
v2.50.0 (downloaded source files from release tag)

Are you using the Triton container or did you build it yourself?
built myself

To Reproduce
Steps to reproduce the behavior.
run ./fetch_models.sh at ~/server-2.50.0/docs/examples
or
follow these commands on the end-to-end example:

mkdir -p ./models/densenet_onnx/1

wget -O models/densenet_onnx/1/model.onnx
https://contentmamluswest001.blob.core.windows.net/content/14b2744cf8d6418c87ffddc3f3127242/9502630827244d60a1214f250e3bbca7/08aed7327d694b8dbaee2c97b8d0fcba/densenet121-1.2.onnx

Expected behavior
A clear and concise description of what you expected to happen.
To download the same model used for the end-to-end example in the docs.