[ONNX] Link to the wiki (#68505) (#72663)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/72663
Test Plan: Imported from OSS
Reviewed By: msaroufim
Differential Revision: D34150535
Pulled By: malfet
fbshipit-source-id: 230b786f6235549fff764083eac2c3744c6bff88
Co-authored-by: Gary Miguel <garymiguelmicrosoft.com>
(cherry picked from commit c848c582d1d8f762d732be36789c0e99c534269c)
