Add default value for customDriverAnnotationReport
Add default value for customDriverAnnotationReport

Signed-off-by: Adam Abeshouse <abeshoua@mskcc.org>

Former-commit-id: 74a690a5239d46bfa0a8bff05d71d781e4b749a5
alisman/cbioportal-frontend,cBioPortal/cbioportal-frontend,cBioPortal/cbioportal-frontend,cBioPortal/cbioportal-frontend,alisman/cbioportal-frontend,cBioPortal/cbioportal-frontend,cBioPortal/cbioportal-frontend,cBioPortal/cbioportal-frontend,alisman/cbioportal-frontend,alisman/cbioportal-frontend,alisman/cbioportal-frontend,alisman/cbioportal-frontend