EventCommonTPCnv: Generate pair_base dictionaries.

Adjust selection file to generate dictionaries for std:__pair_base classes needed for persistency.

This merge request affects 1 package:

• Event/EventCommonTPCnv

added EDM master review-pending-level-1 labels

CI Result FAILURE

	Athena	AthSimulation
externals
cmake
make
required tests
optional tests

Full details available at NICOS MR-22140-2019-03-26-08-25
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST 35977]

Unrelated CI issues, approving.

Tadej (L1)

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

merged

mentioned in commit cb3481ab

added sweep:ignore label