tests

try macos-14 and macos-15 #1295

Job	Run time
canceller	5s
tests-Unix-GUI (ubuntu-20.04, 5.9.5, 7)	5m 14s
tests-Windows-CLI (mingw64, x86_64, 3.8)	23m 3s
tests-Unix-GUI (ubuntu-20.04, 5.15.2, 11)	6m 14s
tests-Unix-CLI (ubuntu-20.04, 7, 3.8)	11m 54s
tests-Windows-CLI (ucrt64, ucrt-x86_64, 3.8)	21m 16s
tests-Windows-GUI (mingw64, x86_64)	13m 14s
tests-Unix-CLI (ubuntu-20.04, 11, 3.9)	12m 8s
tests-Unix-GUI (ubuntu-22.04, 5.15.2, 12)	6m 22s
tests-Windows-GUI (ucrt64, ucrt-x86_64)	12m 42s
tests-Unix-CLI (macos-12, 3.8)	20m 27s
tests-Unix-GUI (ubuntu-22.04, 6.7.2, 12)	7m 26s
tests-Unix-CLI (macos-13, 3.9)	16m 10s
tests-windows-latest-pacman (mingw64, x86_64)	1m 42s
tests-Unix-GUI (macos-12, 5.9.5)	8m 46s
tests-Unix-CLI (macos-14, 3.9)	9m 14s
tests-Unix-GUI (macos-13, 5.15.2)	6m 39s
tests-windows-latest-pacman (ucrt64, ucrt-x86_64)	1m 41s
tests-Unix-CLI (macos-15, 3.9)	7m 3s
tests-Unix-GUI (macos-13, 6.7.2)	7m 24s
	3h 18m 44s

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