Drop support for Python 3.8 (#737) #357

# to view logs

Run time

Learn about OS # on GitHub Actions

Job	Run time
build (3.9, ubuntu-latest)	2m 3s
build (3.9, macos-latest)	1m 1s
build (3.9, windows-latest)	2m 30s
build (3.10, ubuntu-latest)	1m 13s
build (3.10, macos-latest)	1m 6s
build (3.10, windows-latest)	1m 59s
build (3.11, ubuntu-latest)	1m 5s
build (3.11, macos-latest)	1m 0s
build (3.11, windows-latest)	2m 40s
build (3.12, ubuntu-latest)	1m 22s
build (3.12, macos-latest)	58s
build (3.12, windows-latest)	2m 40s
build (pypy3.9, ubuntu-latest)	1m 48s
build (pypy3.9, macos-latest)	2m 7s
build (pypy3.9, windows-latest)	4m 53s
	28m 25s