Added Mixing scenario for PU250 and PU300

[siddhesh86]

Added mixing scenaring AVE_250_BX_25ns and AVE_300_BX_25ns for PU250, PU300 in Configuration/StandardSequences/python/Mixing.py with CMSSW_10_3_X. I want this change to backport to CMSSW_9_3_7.
Thank you.

[cmsbuild]

The code-checks are being triggered in jenkins.

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-24821/6767

[cmsbuild]

A new Pull Request was created by @siddhesh86 for master.

It involves the following packages:

Configuration/StandardSequences

@cmsbuild, @franzoni, @fabiocos, @davidlange6 can you please review it and eventually sign? Thanks.
@makortel, @felicepantaleo, @GiacomoSguazzoni, @rovere, @VinInn, @Martin-Grunewald, @dgulhan this is something you requested to watch as well.
@davidlange6, @slava77, @fabiocos you are the release manager for this.

cms-bot commands are listed here

[kpedro88]

please test

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/30925/console Started: 2018/10/08 16:34

[cmsbuild]

+1
Tested at: 9b0576a
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-24821/30925/summary.html

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-24821/30925/summary.html

Comparison Summary:

• No significant changes to the logs found
• Reco comparison results: 0 differences found in the comparisons
• DQMHistoTests: Total files compared: 32
• DQMHistoTests: Total histograms compared: 3162979
• DQMHistoTests: Total failures: 1
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 3162781
• DQMHistoTests: Total skipped: 197
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 31 files compared)
• Checked 134 log files, 14 edm output root files, 32 DQM output files

[rekovic]

@siddhesh86
Do we have a back port to 93X?

[kpedro88]

@rekovic see #24808

[fabiocos]

+operations

simple addition of new PU scenarios

[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, @slava77, @smuzaffar, @fabiocos (and backports should be raised in the release meeting by the corresponding L2)

[fabiocos]

+1