fix: BROS-476: Text spans resizing

[nick-skriabin]

This PR addresses the issue where when the last character of the text is within the region, resizing the region will cause the region to collapse or resize abruptly.

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[codecov]

Codecov Report

❌ Patch coverage is 31.03448% with 20 lines in your changes missing coverage. Please review.
✅ Project coverage is 57.84%. Comparing base (4bbe902) to head (b5e3021).
⚠️ Report is 18 commits behind head on develop.

Files with missing lines	Patch %	Lines
web/libs/editor/src/tags/object/RichText/view.jsx	0.00%	10 Missing ⚠️
web/libs/editor/src/utils/selection-tools.js	47.36%	10 Missing ⚠️

❗ There is a different number of reports uploaded between BASE (4bbe902) and HEAD (b5e3021). Click for more details.

HEAD has 1 upload less than BASE

Flag	BASE (4bbe902)	HEAD (b5e3021)
pytests	1	0

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #8910      +/-   ##
===========================================
- Coverage    66.64%   57.84%   -8.80%     
===========================================
  Files          828      561     -267     
  Lines        64623    40578   -24045     
  Branches     10986    10992       +6     
===========================================
- Hits         43070    23474   -19596     
+ Misses       21549    17100    -4449     
  Partials         4        4              

Flag	Coverage Δ
lsf-e2e	52.55% <27.58%> (-0.01%)	⬇️
lsf-integration	48.45% <3.44%> (-0.10%)	⬇️
lsf-unit	8.80% <10.34%> (-0.01%)	⬇️
pytests	?

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[nick-skriabin]

/fmt

Workflow run

[hlomzik]

/git merge

Workflow run
Successfully merged: create mode 100644 web/libs/storybook/public/logo.svg

[hlomzik]

/git merge

Workflow run
Successfully merged: create mode 100644 web/libs/ui/src/assets/icons/messages-check.svg