Makefile.cmake: Disable code coverage
Created by: girishpathak
It looks like lcov is incompatible with other tools such as compiler. This is causing pull requests to fail.
This patch temprory disables code coverage to investigate it further.
Change-Id: I2f3fb7fafee0c30ed05fbd34d8fa62a7470a23d2 Signed-off-by: Girish Pathak girish.pathak@arm.com