Update glimpse to 4.18.7-6; fix source URL (the old one is dead)

[smuzaffar]

backport of #7639
but without extra commits for patches

[cmsbuild]

A new Pull Request was created by @smuzaffar (Malik Shahzad Muzaffar) for branch IB/CMSSW_12_3_X/master.

@cmsbuild, @smuzaffar, @iarspider can you please review it and eventually sign? Thanks.
@perrotta, @dpiparo, @qliphy you are the release manager for this.
cms-bot commands are listed here

• Backported from Update glimpse to 4.18.7-6; fix source URL (the old one is dead) #7639

[cmsbuild]

Pull request #7640 was updated.

[smuzaffar]

please test

[smuzaffar]

+externals
this has been tested via DEVEL IBs.

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next IB/CMSSW_12_3_X/master IBs after it passes the integration tests. 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)

[cmsbuild]

+1

Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-dad8a8/22570/summary.html
COMMIT: d9489aa
CMSSW: CMSSW_12_3_X_2022-02-21-2300/slc7_amd64_gcc10
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week1/cms-sw/cmsdist/7640/22570/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: 4 differences found in the comparisons
• DQMHistoTests: Total files compared: 49
• DQMHistoTests: Total histograms compared: 3965143
• DQMHistoTests: Total failures: 8
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 3965113
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 48 files compared)
• Checked 204 log files, 45 edm output root files, 49 DQM output files
• TriggerResults: no differences found