move github runner from macos-12 to macos-14 (#941, #942, #943) #7578

Job	Run time
build packages	14s
code-quality	1m 13s
unit test / python 3.9	46s
unit test / python 3.10	59s
unit test / python 3.11	49s
verify packages / python 3.9 / ubuntu-22.04	42s
verify packages / python 3.10 / ubuntu-22.04	40s
verify packages / python 3.11 / ubuntu-22.04	34s
verify packages / python 3.10 / macos-14	39s
verify packages / python 3.11 / macos-14	43s
verify packages / python 3.9 / windows-2022	1m 51s
verify packages / python 3.10 / windows-2022	2m 0s
verify packages / python 3.11 / windows-2022	1m 51s
	13m 1s

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