lib: fix typo idenity => identity

[watilde]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.65%. Comparing base (f4c50a8) to head (472c16c).

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #63112      +/-   ##
==========================================
- Coverage   91.52%   89.65%   -1.87%     
==========================================
  Files         360      712     +352     
  Lines      151793   220829   +69036     
  Branches    23970    42384   +18414     
==========================================
+ Hits       138933   197994   +59061     
- Misses      12586    14646    +2060     
- Partials      274     8189    +7915     

Files with missing lines	Coverage Δ
lib/internal/encoding/single-byte.js	100.00% <100.00%> (ø)

... and 476 files with indirect coverage changes

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