Add clustering based on bounding box to fix interweaving text in multicolumn layouts, fixes #457

[PrinsFrank]

No description provided.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 81 lines in your changes missing coverage. Please review.
✅ Project coverage is 51.35%. Comparing base (0769d1e) to head (0dd15dd).

Files with missing lines	Patch %	Lines
...t/TextGrouping/Clustering/BoundingBoxClusterer.php	0.00%	49 Missing ⚠️
src/Extraction/Text/TextExtractor.php	0.00%	30 Missing ⚠️
...xtraction/Text/TextGrouping/Clustering/Cluster.php	0.00%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #484      +/-   ##
============================================
- Coverage     52.19%   51.35%   -0.84%     
- Complexity     1890     1904      +14     
============================================
  Files           108      110       +2     
  Lines          3548     3606      +58     
============================================
  Hits           1852     1852              
- Misses         1696     1754      +58     

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