[HGCal - TICL] Remove unused code

[felicepantaleo]

PR description:

As pointed out by @perrotta in #31906 (comment) this line a code is not used and can create some confusion.
Only technical change. Code compiles and runs.
@rovere please include this in the backport

[cmsbuild]

The code-checks are being triggered in jenkins.

[felicepantaleo]

@cmsbuild please test

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-32061/19657

• This PR adds an extra 20KB to repository

• There are other open Pull requests which might conflict with changes you have proposed:

  • File RecoHGCal/TICL/plugins/TrackstersMergeProducer.cc modified in PR(s): Propagate timing to PF TICL Candiates #32046

[cmsbuild]

The tests are being triggered in jenkins.

• CMSSW_11_2_X_2020-11-08-2300/slc7_amd64_gcc820: https://cmssdt.cern.ch/jenkins/job/ib-run-pr-tests/10584/console Started: 2020/11/09 12:04

[cmsbuild]

A new Pull Request was created by @felicepantaleo (Felice Pantaleo) for master.

It involves the following packages:

RecoHGCal/TICL

@perrotta, @jpata, @cmsbuild, @kpedro88, @slava77 can you please review it and eventually sign? Thanks.
@riga, @rovere, @apsallid, @sobhatta, @lecriste, @hatakeyamak, @clelange 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

[cmsbuild]

+1
Tested at: ad46bf1
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-73aaa6/10584/summary.html
CMSSW: CMSSW_11_2_X_2020-11-08-2300
SCRAM_ARCH: slc7_amd64_gcc820

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-73aaa6/10584/summary.html

Comparison Summary:

• No significant changes to the logs found
• Reco comparison results: 4 differences found in the comparisons
• DQMHistoTests: Total files compared: 35
• DQMHistoTests: Total histograms compared: 2529296
• DQMHistoTests: Total failures: 7
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 2529267
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 34 files compared)
• Checked 148 log files, 22 edm output root files, 35 DQM output files

[perrotta]

+1

• Just removed one dead line of code in TrackstersMergeProducer
• Jenkins tests pass

[kpedro88]

+upgrade

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

[silviodonato]

+1