chore(deps): update pnpm/action-setup action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
pnpm/action-setup	action	major	v2 -> v4

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Release Notes

pnpm/action-setup (pnpm/action-setup)

v4

Compare Source

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Configuration

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 92.92%. Comparing base (a94e2b5) to head (bf37e4a).
⚠️ Report is 104 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #640      +/-   ##
==========================================
+ Coverage   92.38%   92.92%   +0.53%     
==========================================
  Files          26       27       +1     
  Lines        1944     2148     +204     
  Branches      405      450      +45     
==========================================
+ Hits         1796     1996     +200     
- Misses        102      103       +1     
- Partials       46       49       +3     

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