BLDK-757: Licenses header change -for Cobalt License update

Reason for change: Licenses.txt changes-for License Type update
Test Procedure: Jenkin build should pass after License header changes for RDK for listed repos
BLDK-757: Licenses header change -for Cobalt License update
Risks: None

Change-Id: Ibb72365788b4e84d3d1d2199fc4876b5d1198859
Signed-off-by: Ravish Tayal <ravish.tayal@cognizant.com>