Test

Swap out `is_all_ascii` for built-in `str.isascii` #82

Job	Run time
Test on ubuntu-latest / Python 3.9	38s
Test on ubuntu-latest / Python 3.10	27s
Test on ubuntu-latest / Python 3.11	33s
Test on ubuntu-latest / Python 3.12	28s
Test on ubuntu-latest / Python 3.13	42s
Test on windows-latest / Python 3.9	1m 30s
Test on windows-latest / Python 3.10	1m 21s
Test on windows-latest / Python 3.11	1m 22s
Test on windows-latest / Python 3.12	1m 29s
Test on windows-latest / Python 3.13	1m 55s
Test on macos-13 / Python 3.9	39s
Test on macos-13 / Python 3.10	41s
Test on macos-13 / Python 3.11	48s
Test on macos-13 / Python 3.12	58s
Test on macos-13 / Python 3.13	46s
Test on macos-latest / Python 3.9	1m 1s
Test on macos-latest / Python 3.10	59s
Test on macos-latest / Python 3.11	33s
Test on macos-latest / Python 3.12	35s
Test on macos-latest / Python 3.13	32s
	17m 57s

Provide feedback