Bump actions/configure-pages from 3 to 4 #1076

Job	Run time
tests (ubuntu-latest, unit, 3.8)	52s
tests (ubuntu-latest, unit, 3.11)	48s
tests (ubuntu-latest, integration, 3.8)	2m 31s
tests (ubuntu-latest, integration, 3.11)	2m 25s
tests (ubuntu-latest, tool, 3.8)	51s
tests (ubuntu-latest, tool, 3.11)	50s
tests (windows-2022, unit, 3.8)	1m 55s
tests (windows-2022, unit, 3.11)	1m 48s
tests (windows-2022, integration, 3.8)	3m 42s
tests (windows-2022, integration, 3.11)	3m 37s
tests (windows-2022, tool, 3.8)	3m 17s
tests (windows-2022, tool, 3.11)	3m 7s
coverage	8s
	25m 51s

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