Ci fuzz serde v8

[catenacyber]

Link to ticket: https://redmine.openinfosecfoundation.org/issues/
None

Describe changes:

• ci: move from cifuzz to clusterfuzzlite to better support fuzzing on main7
• rust: revert update to serde (because oss-fuzz uses an old nightly compiler)

#11757 with no wrong changes to Cargo.toml

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.54%. Comparing base (31bed10) to head (506f256).
Report is 3 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #11764      +/-   ##
==========================================
- Coverage   82.62%   82.54%   -0.09%     
==========================================
  Files         919      919              
  Lines      248979   248979              
==========================================
- Hits       205722   205515     -207     
- Misses      43257    43464     +207     

Flag	Coverage Δ
fuzzcorpus	60.32% <ø> (-0.54%)	⬇️
livemode	18.71% <ø> (+<0.01%)	⬆️
pcap	44.14% <ø> (+<0.01%)	⬆️
suricata-verify	61.90% <ø> (+0.01%)	⬆️
unittests	58.99% <ø> (+<0.01%)	⬆️

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[catenacyber]

Continued in #11779