ipykernel tests #1823

Job	Run time
link_check	4m 10s
Make SDist	53s
build (ubuntu-latest, 3.8)	8m 32s
build (ubuntu-latest, 3.11)	3m 19s
build (windows-latest, 3.8)	8m 59s
build (windows-latest, 3.11)	12m 19s
build (macos-latest, 3.8)	9m 17s
build (macos-latest, 3.11)	7m 55s
build (windows-latest, 3.9)	9m 7s
build (ubuntu-latest, pypy-3.8)	3m 28s
build (macos-latest, 3.10)	9m 46s
check_release	2m 44s
test_docs	5m 7s
Test Lint	1m 4s
Test Minimum Versions	2m 14s
Test Prereleases	20m 15s
test_without_debugpy (ubuntu-latest, 3.9)	15m 51s
Install from SDist and Test	2m 8s
coverage	11s
tests_check	2s
	2h 7m 21s

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