bitcoingui:switch chain #5

Job	Run time
macOS 14 native, arm64, fuzz	28m 41s
Windows native, VS 2022	1h 27m 13s
macOS 14 native, arm64, no depends, sqlite only, gui	41m 39s
Windows native, fuzz, VS 2022	35m 19s
Linux->Windows cross, no tests	57m 30s
ASan + LSan + UBSan + integer, no depends, USDT	1h 22m 57s
test each commit	-1s
Windows, test cross-built	43m 48s
	6h 17m 6s

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