* Fix tests on Python 3.13.0a5. Patch by Jelle Zijlstra.
* Fix the runtime behavior of type parameters with defaults
* Fix minor discrepancy between error messages produced by
`typing` and `typing_extensions` on Python 3.10.
* When `include_extra=False`, `get_type_hints()` now strips
`ReadOnly` from the annotation.
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-typing_extensions?expand=0&rev=56