ipykernel tests #1887

Job	Run time
link_check	4m 8s
check_release	2m 37s
Make SDist	54s
build (ubuntu-latest, 3.8)	3m 32s
test_docs	3m 5s
Test Lint	1m 23s
build (ubuntu-latest, 3.11)	3m 52s
Test Minimum Versions	2m 14s
build (windows-latest, 3.8)	11m 20s
Test Prereleases	2m 2s
build (windows-latest, 3.11)	9m 38s
test_without_debugpy (ubuntu-latest, 3.9)	2m 2s
build (macos-latest, 3.8)	7m 16s
build (macos-latest, 3.11)	6m 49s
build (windows-latest, 3.9)	11m 4s
build (ubuntu-latest, pypy-3.8)	3m 39s
build (macos-latest, 3.10)	10m 22s
Install from SDist and Test	1m 50s
coverage	17s
tests_check	5s
	1h 28m 9s

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