[12_2_X] Replace Candidate GT by named GT in conddb script unit tests and update offline Run-3 data GT

[tvami]

PR description:

See description in #36402

if this PR is a backport please specify the original PR and why you need to backport that PR:

Backport of #36402

[cmsbuild]

A new Pull Request was created by @tvami (Tamas Vami) for CMSSW_12_2_X.

It involves the following packages:

• CondCore/Utilities (db)
• Configuration/AlCa (alca)

@malbouis, @yuanchao, @cmsbuild, @ggovi, @francescobrivio, @tvami can you please review it and eventually sign? Thanks.
@Martin-Grunewald, @missirol, @mmusich, @fabiocos, @tocheng this is something you requested to watch as well.
@perrotta, @dpiparo, @qliphy you are the release manager for this.

cms-bot commands are listed here

[tvami]

@cmsbuild , please test

[cmsbuild]

+1

Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-ad201e/21083/summary.html
COMMIT: d093cd6
CMSSW: CMSSW_12_2_X_2021-12-07-1100/slc7_amd64_gcc900
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week0/cms-sw/cmssw/36409/21083/install.sh to create a dev area with all the needed externals and cmssw changes.

Comparison Summary

Summary:

• No significant changes to the logs found
• Reco comparison results: 6 differences found in the comparisons
• DQMHistoTests: Total files compared: 42
• DQMHistoTests: Total histograms compared: 3250608
• DQMHistoTests: Total failures: 11
• DQMHistoTests: Total nulls: 1
• DQMHistoTests: Total successes: 3250574
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: -0.004 KiB( 41 files compared)
• DQMHistoSizes: changed ( 312.0 ): -0.004 KiB MessageLogger/Warnings
• Checked 177 log files, 37 edm output root files, 42 DQM output files
• TriggerResults: no differences found

[tvami]

+1

• already merged in master

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_12_2_X IBs (tests are also fine) and once validation in the development release cycle CMSSW_12_3_X is complete. This pull request will now be reviewed by the release team before it's merged. @perrotta, @dpiparo, @qliphy (and backports should be raised in the release meeting by the corresponding L2)

[perrotta]

+1

• Update of the test script is needed in view of the ConfDB policy of deleting Candidates GTs older than 6 months
• GT update for 'run3_data' requested for the 2021 CRAFT and Pilot Beam reReco. The differences with respect the previous tag are in the 16 updated multi-IOV tags related to ECAL PF Cluster corrections