Ensure Tabulator range selection applies to current view

[philippjfr]

Fixes #5826

[codecov]

Codecov Report

Attention: Patch coverage is 72.72727% with 6 lines in your changes missing coverage. Please review.

Project coverage is 82.20%. Comparing base (3fe6307) to head (8771ae9).

Files	Patch %	Lines
panel/tests/ui/widgets/test_tabulator.py	70.00%	6 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7063      +/-   ##
==========================================
- Coverage   82.23%   82.20%   -0.03%     
==========================================
  Files         326      326              
  Lines       48464    48485      +21     
==========================================
+ Hits        39852    39858       +6     
- Misses       8612     8627      +15     

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