andes: ae350: Enable MISC_INIT_R for ae350 platform

Enable MISC_INIT_R for ae350 to support CPU name detection
and re-sync the configs via make savedefconfig.

Signed-off-by: Leo Yu-Chi Liang <ycliang@andestech.com>
Reviewed-by: Yu Chien Peter Lin <peterlin@andestech.com>