Merge bitcoin/bitcoin#27724: build: disable boost multi index safe mode in debug mode #4681

Job	Run time
Build slim container / Build container	22s
Build container / Build container	31s
arm-linux-gnueabihf / Build depends	54s
x86_64-pc-linux-gnu / Build depends	1m 0s
x86_64-apple-darwin / Build depends	1m 0s
Lint / Run linters	1m 41s
x86_64-pc-linux-gnu_multiprocess	0s
x86_64-pc-linux-gnu_nowallet / Build depends	1m 18s
x86_64-w64-mingw32 / Build depends	1m 15s
linux64_tsan-build	0s
arm-linux-build / Build source	3m 12s
linux64-build / Build source	5m 12s
linux64_sqlite-build	-1s
linux64_ubsan-build	-1s
linux64_fuzz-build	-1s
mac-build / Build source	3m 30s
win64-build / Build source	8m 11s
linux64_nowallet-build / Build source	6m 38s
linux64_multiprocess-build	0s
linux64_ubsan-test	0s
linux64_tsan-test	0s
linux64_sqlite-test	0s
linux64_multiprocess-test	0s
linux64-test / Test source	13m 18s
linux64_nowallet-test / Test source	7m 13s
	55m 12s

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