testing/py3-setuptools-rust: depend on py3-typing-extensions
https://gitlab.alpinelinux.org/ptrcnull/aports/-/jobs/739462#L122:
Traceback (most recent call last):
File "/builds/ptrcnull/aports/testing/py3-tokenizers/src/tokenizers-python-v0.12.1/bindings/python/setup.py", line 2, in <module>
from setuptools_rust import Binding, RustExtension
File "/usr/lib/python3.10/site-packages/setuptools_rust/__init__.py", line 1, in <module>
from .build import build_rust
File "/usr/lib/python3.10/site-packages/setuptools_rust/build.py", line 21, in <module>
from typing_extensions import Literal
ModuleNotFoundError: No module named 'typing_extensions'