Update beast from develop #2693

Job	Run time
b2-posix (ubuntu-20.04)	13m 20s
b2-windows (windows-2019)	28m 10s
b2-posix (ubuntu-22.04)	12m 31s
cmake-install-windows (windows-2019)	8m 6s
b2-windows (windows-2022)	29m 6s
b2-posix (ubuntu-24.04)	13m 24s
cmake-install-posix (ubuntu-20.04)	4m 33s
cmake-install-windows (windows-2022)	9m 18s
cmake-install-posix (ubuntu-22.04)	5m 29s
b2-posix (macos-13)	26m 17s
cmake-install-posix (ubuntu-24.04)	5m 8s
cmake-test-posix (ubuntu-latest)	39m 8s
b2-posix (macos-14)	9m 31s
cmake-install-posix (macos-13)	7m 30s
cmake-test-posix-quick (ubuntu-20.04)	1m 37s
cmake-install-posix (macos-14)	3m 46s
b2-posix (macos-15)	9m 53s
cmake-test-posix-quick (ubuntu-22.04)	2m 33s
cmake-test-windows-quick (windows-2019)	5m 26s
cmake-install-posix (macos-15)	4m 44s
cmake-test-posix-quick (ubuntu-24.04)	1m 42s
cmake-test-windows-quick (windows-2022)	5m 56s
cmake-test-posix-quick (macos-13)	4m 5s
cmake-test-posix-quick (macos-14)	2m 51s
cmake-test-posix-quick (macos-15)	3m 55s
	4h 17m 59s

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