einj_mem_uc: Add explicit "Test passed/failed" messages and exit status

Validation teams using this test would find it easier to build into
a test script if it reported success/fail both with a message, and
by exit code.

Reported-by: Jun J Li <jun.j.li@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
1 file changed