Merge "Introduce sh.vendor_ramdisk." am: 3139f96069 am: c7cff8ed5d am: 7b8ded2414 am: 1ec623f5f9

Original change: https://android-review.googlesource.com/c/platform/external/mksh/+/1469768

Change-Id: Ibd2963d135cb27babe84ad85887c8af7eb86e509