protect RawTask::_process from processing bad HcalHTRData, backport to 80x

[dan131riley]

Backport of #14963 to 80x, requested by @davidlange6

[cmsbuild]

A new Pull Request was created by @dan131riley (Dan Riley) for CMSSW_8_0_X.

It involves the following packages:

DQM/HcalTasks

@cmsbuild, @dmitrijus, @vanbesien, @davidlange6 can you please review it and eventually sign? Thanks.
@deguio this is something you requested to watch as well.
@slava77, @smuzaffar you are the release manager for this.

cms-bot commands are list here #13028

[dmitrijus]

+1

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/14416/console

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_8_0_X IBs after it passes the integration tests. This pull request requires discussion in the ORP meeting before it's merged. @slava77, @davidlange6, @smuzaffar

[cmsbuild]

-1

Tested at: d0816c5

You can see the results of the tests here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-15391/14416/summary.html

I found follow errors while testing this PR

Failed tests: RelVals

• RelVals:

When I ran the RelVals I found an error in the following worklfows:
140.53 step1

DAS Error