SiPixelGainCalibrationTests failing in unit tests, cannot find GeometryExtended2026D49

[rappoccio]

Unit tests for SiPixelGainCalibrationTests are failing, see for example here.

----- Begin Fatal Exception 04-Oct-2022 06:01:24 CEST-----------------------
3308:	An exception of category 'ConfigFileReadError' occurred while
3309:	   [0] Processing the python configuration file named /data/cmsbld/jenkins/workspace/ib-run-qa/CMSSW_12_6_X_2022-10-03-2300/src/CondTools/SiPixel/test/SiPixelTemplateDBObjectUploader_Phase2_cfg.py
3310:	Exception Message:
3311:	 unknown python problem occurred.
3312:	ModuleNotFoundError: No module named 'Configuration.Geometry.GeometryExtended2026D49_cff'
3313:	
3314:	At:
3315:	  /cvmfs/cms-ib.cern.ch/nweek-02753/el9_amd64_gcc11/cms/cmssw/CMSSW_12_6_X_2022-10-03-2300/src/FWCore/ParameterSet/python/Config.py(746): load
3316:	  /data/cmsbld/jenkins/workspace/ib-run-qa/CMSSW_12_6_X_2022-10-03-2300/src/CondTools/SiPixel/test/SiPixelTemplateDBObjectUploader_Phase2_cfg.py(204): <module>
3317:	
3318:	----- End Fatal Exception -------------------------------------------------

[cmsbuild]

A new Issue was created by @rappoccio .

@Dr15Jones, @perrotta, @dpiparo, @rappoccio, @makortel, @smuzaffar can you please review it and eventually sign/assign? Thanks.

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[perrotta]

Fix already merged with #39572