* Disable whole swathe of failing tests (gh#Mathics3/mathics-core#1346).
* Add python-Mathics-sympy1_13.patch -- Add compatibility for tests against sympy >= 1.13 (upstream commits).
* Switch to pyproject_* macros for build.
* Require numpy < 2 as numpy2 is not supported yet.
* BuildArch: noarch as there are no arch dependent binaries in package.
* Enable Python 3.11, 3.12.
* Disable Python 3.13.
* Drop old compatibility macro redefinition.
OBS-URL: https://build.opensuse.org/package/show/science/python-Mathics?expand=0&rev=42
