Yaml public datasets loader

[SiQube]

first steps towards #908

[codecov]

Codecov Report

Attention: Patch coverage is 72.30769% with 18 lines in your changes missing coverage. Please review.

Project coverage is 32.59%. Comparing base (a364c46) to head (a9deb54).

Files with missing lines	Patch %	Lines
src/pymovements/dataset/yaml_dataset_loader.py	78.37%	7 Missing and 1 partial ⚠️
src/pymovements/dataset/dataset.py	16.66%	5 Missing ⚠️
src/pymovements/dataset/dataset_library.py	73.68%	4 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##              main     #914       +/-   ##
============================================
- Coverage   100.00%   32.59%   -67.41%     
============================================
  Files           74       58       -16     
  Lines         3419     3031      -388     
  Branches       613      620        +7     
============================================
- Hits          3419      988     -2431     
- Misses           0     2003     +2003     
- Partials         0       40       +40     

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[SiQube]

• pymovements.datasets.BSC => pymovements.DatasetDefinition('BSC')