Revert to older libv8 for now #279

Job	Run time
macOS-13 (release)	3m 10s
macOS-14 (release)	2m 1s
macOS-latest disable-static (release)	1m 40s
windows-latest (3.6)	8m 17s
windows-latest (4.0)	7m 34s
windows-latest (4.1)	7m 34s
windows-latest (4.2)	5m 35s
windows-latest (4.3)	8m 17s
windows-latest (4.4)	4m 6s
windows-2022 (devel)	3m 52s
ubuntu-latest (devel)	2m 27s
ubuntu-20.04 (release)	2m 26s
ubuntu-24.04 disable-static (release)	2m 8s
ubuntu-22.04 disable-static (release)	1m 53s
ubuntu-20.04 disable-static (release)	2m 14s
	1h 3m 14s

Provide feedback