Fix BStoESD test in 21.3 grid test (ATR-14240)

Same change as already applied and tested in master and 21.3,build test

modified: Trigger/TrigValidation/TrigAnalysisTest/test/test_mc_pp_v8_rdotobstoesd_grid.sh

This merge request affects 1 package:

• Trigger/TrigValidation/TrigAnalysisTest

Adding @hartj ,@jpanduro as watchers

added 21.3 Trigger review-pending-level-1 labels

CI Result SUCCESS (hash a8ff0482)

	Athena
externals
cmake
make
required tests
optional tests

Full details available on this CI monitor view
Athena: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST 41103]

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

merged

mentioned in commit 71e36fbe

added sweep:ignore label

mentioned in merge request !28706 (merged)

mentioned in commit aca03460