Re-enable Slice tracker
The ParallelSliceTracker was disabled since it relied heavily on ParallelTTracker which has been reimplemented with 3D placement of the elements.
Code indexing in gitaly is broken and leads to code not being visible to the user. We work on the issue with highest priority.
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The ParallelSliceTracker was disabled since it relied heavily on ParallelTTracker which has been reimplemented with 3D placement of the elements.