Update dynamic_bitset from develop #2853

Job	Run time
b2-windows (windows-2019)	29m 36s
b2-windows (windows-2022)	29m 42s
b2-posix (ubuntu-20.04)	12m 42s
cmake-install-windows (windows-2019)	9m 7s
cmake-install-windows (windows-2022)	9m 5s
b2-posix (ubuntu-22.04)	12m 30s
cmake-install-posix (ubuntu-20.04)	5m 21s
cmake-install-posix (ubuntu-22.04)	4m 51s
b2-posix (ubuntu-24.04)	16m 5s
cmake-test-posix (ubuntu-latest)	27m 9s
cmake-install-posix (ubuntu-24.04)	5m 14s
b2-posix (macos-13)	38m 23s
cmake-test-posix-quick (ubuntu-20.04)	2m 3s
cmake-install-posix (macos-13)	7m 25s
b2-posix (macos-14)	11m 45s
cmake-test-posix-quick (ubuntu-22.04)	3m 11s
cmake-install-posix (macos-14)	6m 16s
b2-posix (macos-15)	11m 37s
cmake-test-posix-quick (ubuntu-24.04)	1m 40s
cmake-test-posix-quick (macos-13)	5m 48s
cmake-test-windows-quick (windows-2019)	6m 8s
cmake-install-posix (macos-15)	6m 7s
cmake-test-posix-quick (macos-14)	4m 18s
cmake-test-windows-quick (windows-2022)	6m 9s
cmake-test-posix-quick (macos-15)	4m 30s
	4h 36m 42s

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