Add Visual Document Retrieval as an additional tab in the leaderboard:

• Vidore v1 + v2 tasks

================ [Quote] ==============

          @ManuelFay I have considered that we should allow custom tables in the leaderboard.

Essentially, keep "Summary" open for a custom implementation pr. benchmark, but keeping the two others forced:

We could do a similar thing with the plots (where the benchmark is also allowed to produce its own visualisations). This is not currently a feature yet.

For now, it seems like it is a reasonable idea to add it here:

As "Visual Document Retrieval" (@isaac-chung, @gowitheflow-1998)

Originally posted by @KennethEnevoldsen in #2713 (comment)