Allow re-enabling of sparse indexes on @timestamp field in LogsDB #136754
+222
−23
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Updates the relevant IndexVersion so that we can re-enable the
index.mapping.use_doc_values_skipper
setting for logsdbnightly runs and see what effect it has.
Also includes changes to the filter-by-filter aggregation optimization
to allow it to inspect doc value skippers as well as points to work out
if it is worth enabling.