Update vcpkg Git commit ID in CI workflow

[quentin]

fixes the Windows + MSVC CI workflow

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 81.29%. Comparing base (5fcae31) to head (baf3d52).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2593      +/-   ##
==========================================
- Coverage   81.31%   81.29%   -0.02%     
==========================================
  Files         492      492              
  Lines       31016    31016              
==========================================
- Hits        25221    25215       -6     
- Misses       5795     5801       +6     

see 4 files with indirect coverage changes

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