superbuild: bring in pybind11 update
- Ben Boeckel: pass-compiler-to-projects (common-superbuild!576 (merged))
- Aron Helser: add_mesa_23.1.6 (common-superbuild!575 (merged))
- Aron Helser: add_alembic (common-superbuild!573 (merged))
- Mathieu Westphal: updating_pybind11 (common-superbuild!569 (merged))