Update gensim recycling for 2017 relvals (90X)

[fabozzi]

backport of PR #18142

GENSIM for 2017 relvals are taken from 9_0_0 release. The NuGun GENSIM has v2 in the name and this is specified in versionOverrides dictionary.

[cmsbuild]

A new Pull Request was created by @fabozzi for CMSSW_9_0_X.

It involves the following packages:

Configuration/PyReleaseValidation

@cmsbuild, @GurpreetSinghChahal, @davidlange6, @kpedro88, @fabozzi can you please review it and eventually sign? Thanks.
@makortel, @felicepantaleo, @ebrondol, @ghellwig, @Martin-Grunewald this is something you requested to watch as well.
@davidlange6, @smuzaffar you are the release manager for this.

cms-bot commands are listed here #13028

[fabozzi]

please test

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/18830/console Started: 2017/03/31 13:02

[fabozzi]

backport of #18142

[cmsbuild]

+1
Tested at: a249242
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-18143/18830/summary.html

[cmsbuild]

Comparison job queued.

[fabozzi]

+1

[kpedro88]

+1

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_9_0_X IBs (tests are also fine). This pull request requires discussion in the ORP meeting before it's merged. @davidlange6, @smuzaffar

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-18143/18830/summary.html

[davidlange6]

+1