Update idna package version to 3.15

[smuzaffar]

Fixes https://github.com/cms-sw/cmsdist/security/dependabot/959 issue

[smuzaffar]

please test

[cmsbuild]

A new Pull Request was created by @smuzaffar for branch IB/CMSSW_17_0_X/master.

@akritkbehera, @iarspider, @raoatifshad, @smuzaffar can you please review it and eventually sign? Thanks.
@ftenchini, @mandrenguyen, @sextonkennedy you are the release manager for this.
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[cmsbuild]

cms-bot internal usage

[cmsbuild]

-1

Failed Tests: UnitTests
Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-97c1ba/53376/summary.html
COMMIT: 04e1bdb
CMSSW: CMSSW_17_0_X_2026-05-19-2300/el8_amd64_gcc13
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week0/cms-sw/cmsdist/10568/53376/install.sh to create a dev area with all the needed externals and cmssw changes.

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:

• @smuzaffar Update ROOT 6.36 for 17.0.X IBs #10566

You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-97c1ba/53376/git-recent-commits.json
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-97c1ba/53376/git-merge-result

Failed Unit Tests

I found 5 errors in the following unit tests:

---> test TestFWCoreReflectionClassVersionUpdate had ERRORS
---> test materialBudgetHGCalPlots had ERRORS
---> test materialBudgetTrackerPlots had ERRORS
and more ...

Comparison Summary

Summary:

• You potentially removed 1 lines from the logs
• Reco comparison results: 3303 differences found in the comparisons
• DQMHistoTests: Total files compared: 53
• DQMHistoTests: Total histograms compared: 4198477
• DQMHistoTests: Total failures: 2931
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 4195526
• DQMHistoTests: Total skipped: 20
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 52 files compared)
• Checked 227 log files, 197 edm output root files, 53 DQM output files
• TriggerResults: no differences found

[smuzaffar]

+externals

failed unit tests are due to root update

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next IB/CMSSW_17_0_X/master IBs (but tests are reportedly failing). This pull request will now be reviewed by the release team before it's merged. @mandrenguyen, @ftenchini, @sextonkennedy (and backports should be raised in the release meeting by the corresponding L2)