oc_doxm:add group OSCORE ctxts to sct

Signed-off-by: Kishen Maloor <kishen.maloor@intel.com>
4 jobs for secure_multicast in 5 minutes and 57 seconds (queued for 49 seconds)
Status Job ID Name Coverage
  Build
passed #3708
Android_build

00:03:02

passed #3709
doxygen

00:01:12

passed #3706
Linux_Secured_Test

00:05:11

passed #3707
Linux_Unsecured_Test

00:03:15