Replace types from once_cell with std::sync::OnceLock

[FreezyLemon]

std::sync::OnceLock is effectively the same as once_cell::sync::OnceCell, and because the MSRV is now 1.70 it can be used instead. Lazy<T> can also simply be replaced by a OnceLock, making the once_cell dependency unnecessary.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (7155fe3) 88.54% compared to head (f9a67b5) 88.52%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3345      +/-   ##
==========================================
- Coverage   88.54%   88.52%   -0.02%     
==========================================
  Files          89       89              
  Lines       28334    28323      -11     
==========================================
- Hits        25087    25074      -13     
- Misses       3247     3249       +2     

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