Add built tracks back to trackingOnly MultiTrackValidator

[makortel]

This PR adds back the built tracks MTV instance that was accidentally removed from trackingOnly sequence in #19582.

Tested in 9_3_0_pre2, no changes expected in standard workflows.

@rovere @VinInn @ebrondol

[makortel]

type bug-fix

[cmsbuild]

A new Pull Request was created by @makortel (Matti Kortelainen) for master.

It involves the following packages:

Validation/RecoTrack

@kmaeshima, @cmsbuild, @vanbesien, @vazzolini, @dmitrijus can you please review it and eventually sign? Thanks.
@felicepantaleo, @GiacomoSguazzoni, @rovere, @VinInn, @wmtford, @ebrondol, @mtosi, @dgulhan this is something you requested to watch as well.
@davidlange6 you are the release manager for this.

cms-bot commands are listed here

[makortel]

@cmsbuild, please test

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/22126/console Started: 2017/08/07 15:36

[cmsbuild]

+1
Tested at: 2b1b453
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20073/22126/summary.html

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:
20cb694
You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20073/22126/git-log-recent-commits
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20073/22126/git-merge-result

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20073/22126/summary.html

Comparison Summary:

• No significant changes to the logs found
• Reco comparison results: 0 differences found in the comparisons
• DQMHistoTests: Total files compared: 25
• DQMHistoTests: Total histograms compared: 2646495
• DQMHistoTests: Total failures: 272
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 2646042
• DQMHistoTests: Total skipped: 181
• DQMHistoTests: Total Missing objects: 0
• Checked 102 log files, 14 edm output root files, 25 DQM output files

[dmitrijus]

+1

[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. @davidlange6, @smuzaffar (and backports should be raised in the release meeting by the corresponding L2)

[davidlange6]

+1