[GCC11] Fix compiler warnings for CalibPPS

[smuzaffar]

This fixes the GCC11 compilation warnings from CalibPPS/ESProducers/plugins/PPSAssociationCutsESSource.cc

  CalibPPS/ESProducers/plugins/PPSAssociationCutsESSource.cc:119:27: warning: loop variable 'sector' of type 'const string&' {aka 'const std::__cxx11::basic_string<char>&'} binds to a temporary constructed from type 'const char* const' [-Wrange-loop-construct]
   119 |   for (const std::string &sector : {"45", "56"}) {

[smuzaffar]

please test

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-35476/25639

• This PR adds an extra 12KB to repository

[cmsbuild]

A new Pull Request was created by @smuzaffar (Malik Shahzad Muzaffar) for master.

It involves the following packages:

• CalibPPS/ESProducers (alca)

@yuanchao, @malbouis, @tvami, @francescobrivio can you please review it and eventually sign? Thanks.
@fabferro, @jan-kaspar, @mmusich, @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]

FYI @sgrzegorz

[cmsbuild]

+1

Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-06e3a2/19254/summary.html
COMMIT: 9322cfc
CMSSW: CMSSW_12_1_X_2021-09-29-1100/slc7_amd64_gcc900
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week0/cms-sw/cmssw/35476/19254/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: 10 differences found in the comparisons
• DQMHistoTests: Total files compared: 40
• DQMHistoTests: Total histograms compared: 3211080
• DQMHistoTests: Total failures: 14
• DQMHistoTests: Total nulls: 1
• DQMHistoTests: Total successes: 3211043
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.004 KiB( 39 files compared)
• DQMHistoSizes: changed ( 312.0 ): 0.004 KiB MessageLogger/Warnings
• Checked 169 log files, 37 edm output root files, 40 DQM output files
• TriggerResults: no differences found

[tvami]

@smuzaffar do you understand why there are msg logger failures in a PR which is this technical?

[tvami]

+alca

[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. @perrotta, @dpiparo, @qliphy (and backports should be raised in the release meeting by the corresponding L2)

[qliphy]

+1

[smuzaffar]

@smuzaffar do you understand why there are msg logger failures in a PR which is this technical?

@tvami , I really do not know the details but @slava77 can help you understand the reason behind ML comparison diffs