[13.0] GeneratorInterface-EvtGenInterface to V02-07-00

[smuzaffar]

backport of #8751

see cms-data/GeneratorInterface-EvtGenInterface#23 (comment)

[cmsbuild]

A new Pull Request was created by @smuzaffar (Malik Shahzad Muzaffar) for branch IB/CMSSW_13_0_X/master.

@cmsbuild, @smuzaffar, @iarspider, @aandvalenzuela can you please review it and eventually sign? Thanks.
@antoniovilela, @sextonkennedy, @rappoccio you are the release manager for this.
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• Backported from Update tag for GeneratorInterface-EvtGenInterface to V02-07-00 #8751

[smuzaffar]

+externals

Only addition of new file, so should be safe to include it in 13.0.X. @rappoccio @antoniovilela feel free to merge it for 13.0.X

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next IB/CMSSW_13_0_X/master IBs after it passes the integration tests. This pull request will now be reviewed by the release team before it's merged. @rappoccio, @sextonkennedy, @antoniovilela (and backports should be raised in the release meeting by the corresponding L2)

[antoniovilela]

+1

[antoniovilela]

merge