Show empty AND values

[malberts]

For #180 (comment)

Screencast_20250319_121944.webm

[malberts]

@alistair3149 feel free to take over this PR. This is a quick example and I only tested the example in the video.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 33.33333% with 4 lines in your changes missing coverage. Please review.

Project coverage is 72.52%. Comparing base (da2a534) to head (8d0c971).

Files with missing lines	Patch %	Lines
src/Presentation/ListFacetHtmlBuilder.php	33.33%	4 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #249      +/-   ##
============================================
- Coverage     72.72%   72.52%   -0.21%     
- Complexity      390      392       +2     
============================================
  Files            47       47              
  Lines          1276     1281       +5     
============================================
+ Hits            928      929       +1     
- Misses          348      352       +4     

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