Fix missing token in pu/pu upgrade workflow

[blampe]

Testing here: https://github.com/pulumi/pulumi-azure-native/actions/runs/18050960366

Fixes #4314

[github-actions]

Does the PR have any schema changes?

Looking good! No breaking changes found.
No new resources/functions.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 59.67%. Comparing base (bc100d8) to head (e953a67).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4316      +/-   ##
==========================================
- Coverage   59.71%   59.67%   -0.05%     
==========================================
  Files          90       90              
  Lines       14135    14135              
==========================================
- Hits         8441     8435       -6     
- Misses       5038     5043       +5     
- Partials      656      657       +1     

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[pulumi-bot]

This PR has been shipped in release v3.10.0.