Add protocol version check during probing

To ensure that the Linux kernel NPU driver and the firmware used are
compatible, the NPU driver will now request and verify the protocol
version when setting up the device during the probing.

Change-Id: I13bca96bf6f98ca90dc79e11ae637c269c2a5eec
Signed-off-by: Mikael Olsson <mikael.olsson@arm.com>