[ROOT6] Updated root to tip of branch master

[akritkbehera]

No description provided.

[cmsbuild]

A new Pull Request was created by @akritkbehera for branch IB/CMSSW_20_1_X/rootmaster.

@akritkbehera, @cmsbuild, @iarspider, @raoatifshad, @smuzaffar can you please review it and eventually sign? Thanks.
@ftenchini, @mandrenguyen, @sextonkennedy you are the release manager for this.
cms-bot commands are listed here

[cmsbuild]

cms-bot internal usage

[akritkbehera]

please test

[cmsbuild]

+1

Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-5421c1/54171/summary.html
COMMIT: 688b5e7
CMSSW: CMSSW_20_1_ROOT6_X_2026-06-21-2300/el9_amd64_gcc13
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week1/cms-sw/cmsdist/10675/54171/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:

• @cms-sw added override_microarch_name for vectorized packages #10673

You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-5421c1/54171/git-recent-commits.json
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-5421c1/54171/git-merge-result

Comparison Summary

Summary:

• You potentially added 209 lines to the logs
• Reco comparison results: 0 differences found in the comparisons
• DQMHistoTests: Total files compared: 45
• DQMHistoTests: Total histograms compared: 3414477
• DQMHistoTests: Total failures: 11882
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 3402577
• DQMHistoTests: Total skipped: 18
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 44 files compared)
• Checked 195 log files, 163 edm output root files, 45 DQM output files

[akritkbehera]

+externals

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next IB/CMSSW_20_1_X/rootmaster IBs (tests are also fine). This pull request will now be reviewed by the release team before it's merged. @sextonkennedy, @mandrenguyen, @ftenchini (and backports should be raised in the release meeting by the corresponding L2)

[smuzaffar]

@akritkbehera , we have root relocation issues https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-5421c1/54171/external_checks/relocate/root.txt . please open a PR to fix these