Update atomic from master #2835

Job	Run time
cmake-install-windows (windows-2019)	9m 11s
cmake-install-windows (windows-2022)	9m 5s
cmake-install-posix (ubuntu-20.04)	5m 11s
b2-windows (windows-2019)	28m 57s
b2-posix (ubuntu-20.04)	14m 19s
cmake-install-posix (ubuntu-22.04)	6m 11s
b2-posix (ubuntu-22.04)	13m 46s
cmake-install-posix (ubuntu-24.04)	5m 9s
cmake-test-posix (ubuntu-latest)	1m 48s
b2-windows (windows-2022)	29m 48s
b2-posix (ubuntu-24.04)	13m 48s
cmake-install-posix (macos-13)	10m 22s
b2-posix (macos-13)	22m 33s
cmake-install-posix (macos-14)	6m 17s
b2-posix (macos-14)	10m 46s
cmake-test-posix-quick (ubuntu-20.04)	2m 55s
cmake-install-posix (macos-15)	6m 53s
cmake-test-windows-quick (windows-2019)	5m 58s
b2-posix (macos-15)	12m 30s
cmake-test-posix-quick (ubuntu-22.04)	1m 40s
cmake-test-windows-quick (windows-2022)	5m 20s
cmake-test-posix-quick (ubuntu-24.04)	2m 6s
cmake-test-posix-quick (macos-13)	5m 0s
cmake-test-posix-quick (macos-14)	4m 38s
cmake-test-posix-quick (macos-15)	6m 55s
	4h 1m 6s

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