Feat alpha wrap

[pgibertini]

• Please check if the PR fulfills these requirements

• [x] The commit messages follows our guidelines (explicit, in english)

• [x] Tests for the changes have been added (for bug fixes / features)

• [x] Docs have been added / updated (for bug fixes / features)

• [x] CHANGELOG.md has been updated

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)

• [x] Bug fix: merge_meshes=False

• [x] New features: AlphaWrapSimplify

• [ ] Documentation

• [ ] Optimization

• Other information:

Implement CGAL alpha wrap to volmdlr using CGAL python binding.

https://www.youtube.com/watch?v=OowWoHgdENI&ab_channel=PierreAlliez https://doc.cgal.org/latest/Alpha_wrap_3/index.html