toy-indexing.xml: Update revisions for indexing components

Change-Id: Icc62d353e21e71630c71225c14b71ddd22460bc9
Reviewed-on: http://review.couchbase.org/42339
Reviewed-by: Sarath Lakshman <sarath@couchbase.com>
Tested-by: Sarath Lakshman <sarath@couchbase.com>