prepare release v0.5.4

[PaulJonasJost]

• Breaking Changes
  • Remove Aesara support (Removing Aesara from readthedocs #1453, Removed aesara as supported objectives. #1455)
• General
  • CI improvements (Bump actions/checkout from 3 to 4 #1436, Bump actions/setup-python from 4 to 5 #1437, Bump codecov/codecov-action from 3 to 4 #1438, Bump julia-actions/cache from 1 to 2 #1439, Bump julia-actions/setup-julia from 1 to 2 #1440, Bump actions/cache from 3 to 4 #1443)
  • Update references/documentation (Update references #1404, Doc: fix formatting #1456)
• Visualize
  • allow log and/or linear scale for visulaization (Visualize: allow for log scale of hierarchical parameters for visualization #1435)
• Optimization
  • SacessOptimizer: Fix acceptance threshold for objective improvement (SacessOptimizer: Fix acceptance threshold for objective improvement #1457)
  • SacessOptimizer: expose more hyperparameters + minor fixes (SacessOptimizer: expose more hyperparameters #1459)
  • SacessOptimizer, ESSOptimizer: Bound-normalize parameters for proximity check (SacessOptimizer, ESSOptimizer: Bound-normalize parameters for proximity check #1462)
• Objective
  • FD-objective correctly working with fixed parameters (FD objective with fixed parameters fix #1446)
• Sampling
  • Bayes Factor Tutorial (Bayes factor Tutorial #1444)

[codecov-commenter]

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.72%. Comparing base (8c35ccf) to head (6caa5da).
Report is 4 commits behind head on develop.

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Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1469      +/-   ##
===========================================
- Coverage    82.93%   82.72%   -0.22%     
===========================================
  Files          163      163              
  Lines        13790    13892     +102     
===========================================
+ Hits         11437    11492      +55     
- Misses        2353     2400      +47     

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[Doresic]

Think #1498 and #1489 are missing
Otherwise looks good. Thanks!