Use ztest API in legacy test to support ztest
framework and also update README according to new
output.
Signed-off-by: Punit Vara <punit.vara@intel.com>
obj_tracing test from legacy modified to use unified APIs
directly.
Jira: ZEP-932
Change-Id: Ib5d300334e527b842668be076c94c40b65d7cbe4
Signed-off-by: Jithu Joseph <jithu.joseph@intel.com>