Make

temporary switch to scalar for scrypt #299

Job	Run time
Resolve target list	3s
Native: Linux AArch64	46s
Native: macOS AArch64 (Apple Silicon)	48s
QEMU: Linux ARMv7	0s
QEMU: Linux PowerPC64 BE	0s
VM: FreeBSD x86_64	0s
VM: DragonFlyBSD x86_64	0s
VM: NetBSD x86_64	0s
Native: macOS x86_64 (Intel)	0s
Native: Linux x86_64	0s
VM: Solaris x86_64	0s
Native: Windows x86_64	0s
	1m 37s

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