Update docsrc

[reuvenperetz]

Pull Request Description:

1. Automate parts of creating pages in Makefile.
2. Remove old API dir and use experimental old dir as the current API.
3. Fix not updated docs.
4. Adapt to new API.

See: https://reuvenperetz.github.io/model_optimization/index.html

Checklist before requesting a review:

• I set the appropriate labels on the pull request.
• I have added/updated the release note draft (if necessary).
• I have updated the documentation to reflect my changes (if necessary).
• All function and files are well documented.
• All function and classes have type hints.
• There is a licenses in all file.
• The function and variable names are informative.
• I have checked for code duplications.
• I have added new unittest (if necessary).