Merge bitcoin/bitcoin#32481: wallet, refactor: Remove Legacy wallet u… #76

Job	Run time
macOS 14 native, arm64, no depends, sqlite only, gui	21m 16s
macOS 14 native, arm64, fuzz	11m 51s
Windows native, fuzz, VS 2022	34m 16s
Windows native, VS 2022	1h 29m 27s
ASan + LSan + UBSan + integer, no depends, USDT	1h 24m 56s
Linux->Windows cross, no tests	55m 54s
test each commit	-1s
Windows, test cross-built	42m 14s
	5h 39m 53s

Provide feedback