New review comment by sgn on void-packages repository

https://github.com/void-linux/void-packages/pull/26436#discussion_r553031063

Comment:
I think it should be:
```sh
case "${XBPS_TARGET_MACHINE}" in
	x86_64*) make_build_args+=" USE_AESNI=yes USE_AVX=yes"  ;;
	*) make_build_args+=" USE_AESNI=no USE_AVX=no" ;;
esac
```