3126: Fix OpenCl and covariance issues #3245

Job	Run time
Generate test matrix	7s
Test (ubuntu-20.04, 3.11)	2m 39s
Test (ubuntu-20.04, 3.10)	2m 31s
Test (ubuntu-22.04, 3.11)	2m 18s
Test (ubuntu-22.04, 3.10)	2m 33s
Test (windows-latest, 3.11)	4m 53s
Test (windows-latest, 3.10)	6m 41s
Test (macos-13, 3.11)	5m 10s
Test (macos-13, 3.10)	3m 38s
Test (macos-latest, 3.11)	2m 31s
Test (macos-latest, 3.10)	4m 0s
Test (ubuntu-latest, 3.11)	2m 59s
Test (ubuntu-latest, 3.10)	2m 18s
Installer (ubuntu-20.04, 3.11)	8m 32s
Installer (ubuntu-22.04, 3.11)	8m 37s
Installer (windows-latest, 3.11)	17m 42s
Installer (macos-13, 3.11)	29m 20s
Installer (macos-latest, 3.11)	18m 36s
Test installer (windows-latest, 3.11)	2m 4s
Test installer (ubuntu-20.04, 3.11)	1m 32s
	2h 8m 41s

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