Add missing namespace to isnan calls

[iarspider]

PR description:

See description. Technical fix, required to update ROOTmaster

PR validation:

Bot tests here + cms-sw/cmsdist#8777

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-43104/37348

• This PR adds an extra 20KB to repository

[cmsbuild]

A new Pull Request was created by @iarspider for master.

It involves the following packages:

• RecoEgamma/PhotonIdentification (reconstruction)

@cmsbuild, @mandrenguyen, @jfernan2 can you please review it and eventually sign? Thanks.
@sobhatta, @valsdav, @Sam-Harper, @a-kapoor, @Prasant1993, @sameasy, @afiqaize, @varuns23, @jainshilpi, @missirol, @ram1123, @lgray this is something you requested to watch as well.
@antoniovilela, @sextonkennedy, @rappoccio you are the release manager for this.

cms-bot commands are listed here

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-43104/37350

• This PR adds an extra 36KB to repository

[cmsbuild]

Pull request #43104 was updated. @rvenditti, @syuvivida, @mandrenguyen, @nothingface0, @antoniovagnerini, @tjavaid, @cmsbuild, @jfernan2 can you please check and sign again.

[iarspider]

please test

[smuzaffar]

@cms-sw/dqm-l2 @cms-sw/reconstruction-l2 can you please review this. It is just a technical fix ( adding missing std namespace for isnan)

[cmsbuild]

+1

Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-e67a65/35426/summary.html
COMMIT: c34d549
CMSSW: CMSSW_13_3_X_2023-10-25-2300/el8_amd64_gcc12
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week0/cms-sw/cmssw/43104/35426/install.sh to create a dev area with all the needed externals and cmssw changes.

Comparison Summary

Summary:

• You potentially removed 1 lines from the logs
• Reco comparison results: 8 differences found in the comparisons
• DQMHistoTests: Total files compared: 50
• DQMHistoTests: Total histograms compared: 3357400
• DQMHistoTests: Total failures: 3
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 3357375
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 49 files compared)
• Checked 214 log files, 167 edm output root files, 50 DQM output files
• TriggerResults: no differences found

[tjavaid]

+1

[jfernan2]

+reconstruction

[cmsbuild]

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

[smuzaffar]

@rappoccio @antoniovilela , can we merge this before 11h00 IB? This is needed for ROOT master IBs

[antoniovilela]

+1