Merge bitcoin/bitcoin#30765: refactor: Allow `CScript`'s `operator<<`… #105

Job	Run time
test each commit	0s
Win64 native, VS 2022	2h 8m 13s
ASan + LSan + UBSan + integer, no depends, USDT	1h 16m 57s
macOS 14 native, arm64, no depends, sqlite only, gui	23m 18s
	3h 48m 28s

Provide feedback