Add a bunch of missing "zephyr/" prefixes to #include statements in
various test and test framework files.
Signed-off-by: Fabio Baltieri <fabiobaltieri@google.com>
We don't have to build an image for running test timeutil. We
can just build a native app to test it. So move it into "unit"
directory.
Also, add 64-bit support for unit testing framework.
Signed-off-by: Steven Wang <steven.l.wang@linux.intel.com>