Update HLT common customisations to handle SwitchProducers

[fwyzard]

PR description:

Update the HLT common customisations to discover the EDProducers nested within a SwitchProducer.

PR validation:

HLT customisations now apply the required changes also to nested EDProducers.

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

Backport #33137 .

[cmsbuild]

A new Pull Request was created by @fwyzard (Andrea Bocci) for CMSSW_11_2_X.

It involves the following packages:

HLTrigger/Configuration

@Martin-Grunewald, @cmsbuild, @fwyzard can you please review it and eventually sign? Thanks.
@makortel, @Martin-Grunewald this is something you requested to watch as well.
@silviodonato, @dpiparo, @qliphy you are the release manager for this.

cms-bot commands are listed here

• Backported from Update HLT common customisations to handle SwitchProducers #33137

[fwyzard]

backport #33137

[fwyzard]

type bug-fix

[fwyzard]

please test

[cmsbuild]

+1

Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-0aac54/13421/summary.html
COMMIT: dc18847
CMSSW: CMSSW_11_2_X_2021-03-10-1100/slc7_amd64_gcc900
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week1/cms-sw/cmssw/33138/13421/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: 4 differences found in the comparisons
• DQMHistoTests: Total files compared: 36
• DQMHistoTests: Total histograms compared: 2527501
• DQMHistoTests: Total failures: 6
• DQMHistoTests: Total nulls: 1
• DQMHistoTests: Total successes: 2527472
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: -0.004 KiB( 35 files compared)
• DQMHistoSizes: changed ( 312.0 ): -0.004 KiB MessageLogger/Warnings
• Checked 151 log files, 37 edm output root files, 36 DQM output files

[fwyzard]

+hlt

[fwyzard]

+1

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_11_2_X IBs (tests are also fine) and once validation in the development release cycle CMSSW_11_3_X is complete. This pull request will now be reviewed by the release team before it's merged. @silviodonato, @dpiparo, @qliphy (and backports should be raised in the release meeting by the corresponding L2)

[qliphy]

+1