Sweeping !26444 from master to 21.1. Updating diff_root_files.py to look for 'EventInfoAux.'Closes ATLASRECTS-5115

Updating diff_root_files.py to look for 'EventInfoAux.'

Closes ATLASRECTS-5115

See merge request !26444 (merged)

added sweep:from master label

Adding original author @amete as watcher.

This merge request affects 1 package:

• Tools/PyUtils

added 21.1 Tools review-pending-level-1 labels

CI Result SUCCESS

	AthenaP1
externals
cmake
make
required tests
optional tests

Full details available at NICOS MR-26516-2019-09-12-06-25
AthenaP1: number of compilation errors 0, warnings 162
For experts only: Jenkins output [CI-MERGE-REQUEST 40641]

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

merged

mentioned in commit 1abea8a3

added sweep:ignore label