Update valgrind suppressions

[dweindl]

recent failures: https://github.com/AMICI-dev/AMICI/actions/runs/12133167413/job/33828247920

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 77.80%. Comparing base (f3a97c2) to head (4a33d27).
Report is 1 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2616      +/-   ##
===========================================
- Coverage    77.84%   77.80%   -0.05%     
===========================================
  Files          329      329              
  Lines        21737    21737              
  Branches      1477     1477              
===========================================
- Hits         16922    16912      -10     
- Misses        4804     4814      +10     
  Partials        11       11              

Flag	Coverage Δ
cpp	74.14% <ø> (-0.05%)	⬇️
cpp_python	34.15% <ø> (ø)
petab	36.99% <ø> (ø)
python	72.48% <ø> (-0.06%)	⬇️

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see 4 files with indirect coverage changes