feat(tree): optimize redraw for large amount of nodes

[MunifTanjim]

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[codecov[bot]]

Codecov Report

Attention: Patch coverage is 96.23656% with 7 lines in your changes are missing coverage. Please review.

Project coverage is 98.81%. Comparing base (b81333d) to head (b120dbc).

Files	Patch %	Lines
lua/nui/tree/init.lua	96.15%	7 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #285      +/-   ##
==========================================
- Coverage   99.04%   98.81%   -0.24%     
==========================================
  Files          20       20              
  Lines        2733     2863     +130     
==========================================
+ Hits         2707     2829     +122     
- Misses         26       34       +8     

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