Update L1Trigger/CSCTriggerPrimitives documentation

[dildick]

PR description:

The README file is outdated. Relevant information is now contained in a note for Run-3 and Phase-2 DN-21-019.

PR validation:

N/A

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

N/A

Before submitting your pull requests, make sure you followed this checklist:

• verify that the PR is really intended for the chosen branch
• verify that changes follow CMS Naming, Coding, And Style Rules
• verify that the PR passes the basic test procedure suggested in the CMSSW PR instructions

@tahuang1991

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-35325/25366

• This PR adds an extra 12KB to repository

[cmsbuild]

A new Pull Request was created by @dildick (Sven Dildick) for master.

It involves the following packages:

• L1Trigger/CSCTriggerPrimitives (l1)

@cmsbuild, @rekovic, @cecilecaillol can you please review it and eventually sign? Thanks.
@valuev, @ptcox, @Martin-Grunewald 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

[qliphy]

please test

[cmsbuild]

+1

Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-68d4fe/18734/summary.html
COMMIT: a57d862
CMSSW: CMSSW_12_1_X_2021-09-18-1100/slc7_amd64_gcc900
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week0/cms-sw/cmssw/35325/18734/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: 0 differences found in the comparisons
• DQMHistoTests: Total files compared: 40
• DQMHistoTests: Total histograms compared: 3211080
• DQMHistoTests: Total failures: 0
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 3211058
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 39 files compared)
• Checked 169 log files, 37 edm output root files, 40 DQM output files
• TriggerResults: no differences found

[dildick]

@rekovic This PR is a trivial update of the documentation. See https://gitlab.cern.ch/tdr/notes/DN-21-019/blob/master/temp/DN-21-019_temp.pdf for details

[qliphy]

merge
trivial update on documentation