test

Drop python 3.8 support #5555

Job	Run time
package	27s
build (windows-py39-unittestextras)	8m 34s
build (windows-py39-pluggy)	3m 27s
build (windows-py39-xdist)	2m 46s
build (windows-py310)	3m 21s
build (windows-py311)	6m 7s
build (windows-py312)	5m 54s
build (windows-py313)	6m 34s
build (ubuntu-py39-lsof-numpy-pexpect)	10m 24s
build (ubuntu-py39-pluggy)	1m 44s
build (ubuntu-py39-freeze)	43s
build (ubuntu-py39-xdist)	1m 39s
build (ubuntu-py310-xdist)	1m 40s
build (ubuntu-py311)	6m 7s
build (ubuntu-py312)	8m 31s
build (ubuntu-py313-pexpect)	8m 29s
build (ubuntu-pypy3-xdist)	3m 26s
build (macos-py39)	2m 53s
build (macos-py310)	1m 45s
build (macos-py312)	1m 38s
build (macos-py313)	1m 36s
build (doctesting)	50s
build (plugins)	50s
check	4s
	1h 29m 29s

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