Python's ctypes.util.find_library() function currently doesn't work for
musl libraries/systems[1].

This adds a patch to fix this function, based on a patch from Alpine
Linux[2].

Fixes #9448.

[1]: https://bugs.python.org/issue21622
[2]: https://git.alpinelinux.org/aports/tree/main/python2/musl-find_library.patch

Signed-off-by: Jeffery To <jeffery.to@gmail.com>