fix: revert use useSyncExternalStore to subscribe for context updates

[vonovak]

This reverts commit 47d4fdb (#1746)

this closes #1754.

For now, this seems to be the best way to go about this, probably until facebook/react#26230 is released.

Description

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update

Fixes # (issue)

Checklist

• I have read the CONTRIBUTING and CODE_OF_CONDUCT docs
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

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[github-actions]

size-limit report 📦

Path	Size
./packages/core/dist/index.mjs	2.76 KB (0%)
./packages/detect-locale/dist/index.mjs	721 B (0%)
./packages/react/dist/index.mjs	2.21 KB (0%)
./packages/remote-loader/dist/index.mjs	7.24 KB (0%)

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: -0.03% ⚠️

Comparison is base (87ffe72) 75.98% compared to head (325ce43) 75.95%.
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1755      +/-   ##
==========================================
- Coverage   75.98%   75.95%   -0.03%     
==========================================
  Files          81       81              
  Lines        2065     2063       -2     
  Branches      530      529       -1     
==========================================
- Hits         1569     1567       -2     
  Misses        383      383              
  Partials      113      113              

Files Changed	Coverage Δ
packages/react/src/I18nProvider.tsx	91.30% <100.00%> (-0.70%)	⬇️

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[andrii-bodnar]

@vonovak thank you!