xAOD Hgtd cluster: propagate time error to covariance matrix

@aleopold

I think this was a bug. Can you confirm this is reasonable?

added ACTS HGTD bugfix labels

This merge request affects 1 package:

• InnerDetector/InDetMeasurementUtilities

This merge request affects 1 file:

• InnerDetector/InDetMeasurementUtilities/src/ClusterConversionUtilities.cxx

Adding @goetz ,@sroe ,@cvarni as watchers

added InnerDetector main review-pending-level-1 labels

CI Result SUCCESS (hash c696eda8)

	Athena
externals
cmake
make
tests

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Athena: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-EL9 9736] (remote access info)

Looks good, approving --L1

added review-approved label and removed review-pending-level-1 label

merged

mentioned in commit e90a552d