Onnx fix april26

[jamesgwen]

Updating packages

• onnx to 1.21.0
• protobuf to 4.25.1

[codecov-commenter]

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Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 94.48%. Comparing base (7a303aa) to head (18b6a77).
⚠️ Report is 15 commits behind head on dev.
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Additional details and impacted files

@@           Coverage Diff           @@
##              dev     #467   +/-   ##
=======================================
  Coverage   94.48%   94.48%           
=======================================
  Files          39       39           
  Lines        3826     3826           
=======================================
  Hits         3615     3615           
  Misses        211      211           

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