Bloch Redfield master equation implementation

[TendonFFF]

Checklist

Thank you for contributing to QuantumToolbox.jl! Please make sure you have finished the following tasks before opening the PR.

• Please read Contributing to Quantum Toolbox in Julia.
• Any code changes were done in a way that does not break public API.
• Appropriate tests were added and tested locally by running: make test.
• Any code changes should be julia formatted by running: make format.
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• (If necessary) the CHANGELOG.md should be updated (regarding to the code changes) and built by running: make changelog.

Request for a review after you have completed all the tasks. If you have not finished them all, you can also open a Draft Pull Request to let the others know this on-going work.

Description

As title

Related issues or PRs

issue #464

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 94.37%. Comparing base (6b6f674) to head (cc0947d).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #473      +/-   ##
==========================================
+ Coverage   94.28%   94.37%   +0.08%     
==========================================
  Files          49       50       +1     
  Lines        3116     3162      +46     
==========================================
+ Hits         2938     2984      +46     
  Misses        178      178              

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[albertomercurio]

Everything looks nice and very clean. Thanks