ANDROID: trusty: Move ioctl definitions into uapi

Previously, these were just replicated in userspace by exact number.
Export them explicitly through uapi rather than manually keeping them in
sync.

Bug: 117221195
Signed-off-by: Matthew Maurer <mmaurer@google.com>
Change-Id: I77bb8d4fcc919bed23eb7a02489a867b06870a27