EFTrackingEmulation: code cleanup

Use std::unique_ptr instead of void* for FakeTrackSmearer. Not at all clear why this code was written in such a complicated manner.

This merge request affects 1 package:

• Trigger/EFTracking/EFTrackingEmulation

This merge request affects 2 files:

• Trigger/EFTracking/EFTrackingEmulation/src/EFTrackingSmearingAlg.cxx
• Trigger/EFTracking/EFTrackingEmulation/src/EFTrackingSmearingAlg.h

added EFTracking Trigger main review-pending-level-1 labels

CI Result SUCCESS (hash ce9042c5)

	Athena
externals
cmake
make
tests

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Athena: number of compilation errors 0, warnings 0
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Approving from L1 side (Fábio).

removed review-pending-level-1 label

added review-approved label

merged

mentioned in commit 2eca2737