TrfTestsART/PROCTools: Add jets and met AOD output
Update TrfTestsART and PROCTools:
- Add AOD output for jets and MET and use it in the ComponentAccumulator vs. RecExCommon output comparison with xAODDigest
- Update xAODDigest.py to use jet and MET AOD content if
--extravars
is used