Bug 32252: Show number of results after facet selection

Bug 32252: Show number of results after facet selection

To test:
1. In system preferences, set displayFacetCount to show.
2. Search catalog and select a facet.
3. Notice next to the facet it only shows [x], and not (n) the indicated number of results.
4. Apply patch.
5. Search catalog and select a facet.
6. Notice next to the facet it now shows (n) the indicated number of results and [x] to deselect the facet.

Signed-off-by: Roman Dolny <roman.dolny@jezuici.pl>
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
Mentored-by: ByWater Solutions
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>