modified the fillDescriptions method to create the cfi file automatically

[gennai]

PR description:

The title says it all, no other files are affected. This is just needed to parse the module into the confDB to be used in the HLT menu.

This is a backporting of #33804 and it would be needed for the next MWGR

[cmsbuild]

A new Pull Request was created by @gennai (simone gennai) for CMSSW_11_3_X.

It involves the following packages:

DQM/BeamMonitor

@andrius-k, @kmaeshima, @ErnestaP, @ahmad3213, @cmsbuild, @jfernan2, @rvenditti can you please review it and eventually sign? Thanks.
@silviodonato, @dpiparo, @qliphy you are the release manager for this.

cms-bot commands are listed here

[jfernan2]

please test

[cmsbuild]

+1

Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-2ece8d/15233/summary.html
COMMIT: 246f48b
CMSSW: CMSSW_11_3_X_2021-05-20-2300/slc7_amd64_gcc900
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week1/cms-sw/cmssw/33805/15233/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: 8 differences found in the comparisons
• DQMHistoTests: Total files compared: 38
• DQMHistoTests: Total histograms compared: 2877046
• DQMHistoTests: Total failures: 13
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 2877011
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 37 files compared)
• Checked 160 log files, 37 edm output root files, 38 DQM output files
• TriggerResults: no differences found

[jfernan2]

+1
Tested succesfully in Online DQM at P5

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_11_3_X IBs (tests are also fine) and once validation in the development release cycle CMSSW_12_0_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