Remove CMS custom hacks for Oracle OCCI old C++ ABI compatibility BP

[mrodozov]

Backport of 26083 to 10_3

PR description:

See the title

PR validation:

Compiled the PR with this changes cms-sw/cmsdist#4778 to see if something was missing.

[mrodozov]

please test with cms-sw/cmsdist#4778

[cmsbuild]

The tests are being triggered in jenkins.
Using externals from cms-sw/cmsdist#4778
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/33575/console

[cmsbuild]

A new Pull Request was created by @mrodozov (Mircho Rodozov) for CMSSW_10_3_X.

It involves the following packages:

CaloOnlineTools/HcalOnlineDb
OnlineDB/CSCCondDB
OnlineDB/EcalCondDB
OnlineDB/Oracle
OnlineDB/SiStripConfigDb

@ggovi, @cmsbuild can you please review it and eventually sign? Thanks.
@erikbutz, @mmusich, @argiro 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

• Backported from Remove CMS custom hacks for Oracle OCCI old C++ ABI compatibility #26083

[cmsbuild]

+1
Tested at: 40c8fb4
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-26172/33575/summary.html

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-26172/33575/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: 3203312
• DQMHistoTests: Total failures: 1
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 3203114
• 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

[fabiocos]

backport #26083

[fabiocos]

@ggovi this is the backport needed for the O2O test in MWGR1, could you please check it?

[fabiocos]

+1

[fabiocos]

merge

@ggovi I understand that all O2O tests on your side are successful, please sign it for future reference

[ggovi]

+1

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_10_3_X IBs (tests are also fine) and once validation in the development release cycle CMSSW_10_6_X is complete. This pull request will be automatically merged.