6.0.1: Final changes for release #3503

# to view logs

Job	Run time
Generate test matrix	7s
Test (ubuntu-20.04, 3.11)	2m 29s
Test (ubuntu-20.04, 3.10)	2m 44s
Test (ubuntu-22.04, 3.11)	2m 23s
Test (ubuntu-22.04, 3.10)	2m 21s
Test (windows-latest, 3.11)	7m 39s
Test (windows-latest, 3.10)	6m 24s
Test (macos-13, 3.11)	4m 12s
Test (macos-13, 3.10)	4m 25s
Test (macos-latest, 3.11)	2m 28s
Test (macos-latest, 3.10)	2m 33s
Test (ubuntu-latest, 3.11)	2m 19s
Test (ubuntu-latest, 3.10)	2m 33s
Installer (ubuntu-20.04, 3.11)	8m 4s
Installer (ubuntu-22.04, 3.11)	8m 16s
Installer (windows-latest, 3.11)	18m 50s
Installer (macos-13, 3.11)	18m 55s
Installer (macos-latest, 3.11)	14m 17s
Test installer (windows-latest, 3.11)	2m 6s
Test installer (ubuntu-20.04, 3.11)	1m 52s
	1h 54m 57s

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