superbuild: support older Python versions

* Ben Boeckel: openxrsdk-experimental-sdk (common-superbuild!630)
* Ben Boeckel: older-python-testing (common-superbuild!627)
* Ben Boeckel: setuptools-older-python-support (common-superbuild!624)
* Mathieu Westphal: fix_qt5_compilation_xcb (common-superbuild!628)
* Ryan Krattiger: ci_annotations (common-superbuild!625)

See: paraview#22401

superbuild @ c2ae77a9

-Subproject commit d9d84071f79ff18514bf060286bc538f55e55541
+Subproject commit c2ae77a98cf5902641065184271c06feb12fc136