update das-selected-lumis script to match the new das server format

[cmsbuild]

backport of #19730

backport of #19266

[cmsbuild]

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

It involves the following packages:

Configuration/PyReleaseValidation

@cmsbuild, @kkousour, @GurpreetSinghChahal, @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, @slava77 you are the release manager for this.

cms-bot commands are listed here

• Backported from update das-selected-lumis script to match the new das server format #19730

[smuzaffar]

please test
this is needed due to das returns now lumis as number instead of list

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/22570/console Started: 2017/08/29 17:26

[cmsbuild]

+1
Tested at: a67922f
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20302/22570/summary.html

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:
53f615e
You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20302/22570/git-log-recent-commits
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20302/22570/git-merge-result

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20302/22570/summary.html

Comparison Summary:

• No significant changes to the logs found
• Reco comparison results: 0 differences found in the comparisons
• DQMHistoTests: Total files compared: 22
• DQMHistoTests: Total histograms compared: 1738728
• DQMHistoTests: Total failures: 16345
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 1722220
• DQMHistoTests: Total skipped: 163
• DQMHistoTests: Total Missing objects: 0
• Checked 90 log files, 14 edm output root files, 22 DQM output files