Return different await promise for pie/bar charts
Return different await promise for pie/bar charts

This solves issue https://github.com/cBioPortal/cbioportal/issues/5233


Former-commit-id: f9c52ee875aca03b9426679ee5b7a1c2d0959b23
cBioPortal/cbioportal-frontend,alisman/cbioportal-frontend,alisman/cbioportal-frontend,cBioPortal/cbioportal-frontend,cBioPortal/cbioportal-frontend,alisman/cbioportal-frontend,cBioPortal/cbioportal-frontend,cBioPortal/cbioportal-frontend,alisman/cbioportal-frontend,cBioPortal/cbioportal-frontend,alisman/cbioportal-frontend,alisman/cbioportal-frontend