don't build cudnn on slc7_aarch64

[ddaina]

No description provided.

[cmsbuild]

A new Pull Request was created by @ddaina (Daina) for branch IB/CMSSW_12_1_X/gcc11.

@cmsbuild, @smuzaffar, @iarspider, @ddaina 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

[smuzaffar]

please test

[cmsbuild]

+1

Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-0b23c3/19901/summary.html
COMMIT: 68968d0
CMSSW: CMSSW_12_1_X_2021-10-20-1100/slc7_amd64_gcc11
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week1/cms-sw/cmsdist/7409/19901/install.sh to create a dev area with all the needed externals and cmssw changes.

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:

• @cms-sw Move GeneratorInterface-ReggeGribovPartonMCInterface to github #7405
• @cms-sw Update tag for PhysicsTools-NanoAOD to V01-02-00 #7406
• @cms-sw Update tag for RecoTauTag-TrainingFiles to V00-03-00 #7401
• @cms-sw Update tag for RecoTracker-FinalTrackSelectors to V01-02-00 #7403
• @cms-sw build tensorflow with correct ppc64le_build_flags #7402

You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-0b23c3/19901/git-recent-commits.json
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-0b23c3/19901/git-merge-result

Comparison Summary

Summary:

• No significant changes to the logs found
• Reco comparison results: 12118 differences found in the comparisons
• DQMHistoTests: Total files compared: 40
• DQMHistoTests: Total histograms compared: 2751113
• DQMHistoTests: Total failures: 130174
• DQMHistoTests: Total nulls: 5
• DQMHistoTests: Total successes: 2620912
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 39 files compared)
• Checked 170 log files, 37 edm output root files, 40 DQM output files
• TriggerResults: no differences found

[smuzaffar]

+externals

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next IB/CMSSW_12_1_X/gcc11 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)