ISF_Config: Remove duplicate configuration entry.

Fix test failures in master.

This merge request affects 1 package:

• Simulation/ISF/ISF_Config

Adding @jchapman ,@vpascuzz as watchers

added Simulation master review-pending-level-1 labels

CI Result SUCCESS

	Athena	AthSimulation
externals
cmake
make
required tests
optional tests

Full details available at NICOS MR-21508-2019-02-28-02-09
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST 34557]

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

added bugfix label

I suspect that this one will fix ATLASSIM-4047.

merged

mentioned in commit 533a8612

added sweep:ignore label