chore(deps): update rust crate rkyv to v0.8.18

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
rkyv	dependencies	patch	0.8.16 → 0.8.18

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Release Notes

rkyv/rkyv (rkyv)

v0.8.18

Compare Source

v0.8.17

Compare Source

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Configuration

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 69.48%. Comparing base (50bfed5) to head (fdf98e7).
⚠️ Report is 62 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff             @@
##           master     #126       +/-   ##
===========================================
- Coverage   84.87%   69.48%   -15.40%     
===========================================
  Files          20       20               
  Lines         324      426      +102     
===========================================
+ Hits          275      296       +21     
- Misses         49      130       +81     

Flag	Coverage Δ
unittests	69.48% <ø> (-15.40%)	⬇️

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