tests

[MAIN] update gh-action runner from macOS12 to macOS14 #1018

Job	Run time
test-pip-MPI (3.9, ubuntu-latest)	1m 49s
test-pip (3.11, windows-latest)	1m 35s
build-and-test-pip (3.9, ubuntu-latest)	1m 48s
docs (ubuntu-latest)	49s
build-and-test-pip (3.10, ubuntu-latest)	1m 49s
doctests (3.10, ubuntu-latest)	1m 48s
test-conda (3.11, ubuntu-latest)	47s
build-and-test-pip (3.11, ubuntu-latest)	1m 48s
build-and-test-pip (3.12, ubuntu-latest)	1m 48s
conda (3.11, macos-13)	1m 35s
conda (3.11, macos-14)	1m 7s
	16m 43s

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