Update CORE-V SIMD builtin arguments in corev-builtin-spec.md (!234) · Merge requests · OpenHW Group / backup-20241120 / core-v-sw

Created by: NandniJamnadas

Updated cv.or.sci[.h,.b], cv.xor.sci[.h,.b], cv.and.sci[.h,.b] from unsigned to signed. Updated history table to reflect this patch.

* specifications/corev-builtin-spec.md: Modified.

Update CORE-V SIMD builtin arguments in corev-builtin-spec.md