[deps] Update uucore and uufuzz to 0.9.0 (#294, #295)

[kaladron]

Updated uucore and uufuzz to 0.9.0 in fuzz/Cargo.toml. Resolved the resulting dependency conflicts by updating uucore in the root Cargo.lock to a compatible revision and updating fuzz/Cargo.lock.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.80%. Comparing base (b4865da) to head (9161cb6).
⚠️ Report is 13 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #300      +/-   ##
==========================================
+ Coverage   96.59%   96.80%   +0.21%     
==========================================
  Files           9        9              
  Lines         941     1003      +62     
  Branches       24       24              
==========================================
+ Hits          909      971      +62     
  Misses         31       31              
  Partials        1        1              

Flag	Coverage Δ
macos_latest	96.80% <ø> (+0.21%)	⬆️
ubuntu_latest	96.80% <ø> (+0.21%)	⬆️
windows_latest	0.00% <ø> (ø)

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[codspeed-hq]

Merging this PR will not alter performance

✅ 7 untouched benchmarks

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_{Comparing kaladron:merge-pr-294-295 (9161cb6) with main (3eb916a)}