Kvxopt

- Update to sync with CVXOPT latest commits.
- Removes auxiliary files to compile SuiteSparse extensions.
- Updates builds to use the following updated versions:
- osqp==0.6.3
- OpenBlas==0.3.23
- SuiteSparse==7.2.1

Update to sync with CVXOPT latest commits.

**Full Changelog**: https://github.com/sanurielf/kvxopt/compare/1.3.0.0...1.3.0.1

**Full Changelog**: https://github.com/sanurielf/kvxopt/compare/1.2.7.5...1.3.0.0

This release includes the fix from cvxopt/cvxopt209