lscpu: recognize more ARM implementers

Add just the implementer string, no parts yet.

Refs https://developer.arm.com/documentation/ddi0595/2021-03/AArch64-Registers/MIDR-EL1--Main-ID-Register
Refs https://github.com/torvalds/linux/blob/b90e90f40b4ff23c753126008bf4713a42353af6/arch/arm64/include/asm/cputype.h#L54

Signed-off-by: Ville Skyttä <ville.skytta@iki.fi>
1 file changed