selftests/ipc: change test to use ksft framework
selftests/ipc: change test to use ksft framework

Change ipc test to use kselftest framework to report
test results. With this change this test exits with
EXIT_FAIL instead of -errno. Changed print errno in
test fail messages to not loose that information.

Signed-off-by: Shuah Khan <c62751f8c6ce7eb0639cab80a821801931863a4b@osg.samsung.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs