repo-sync script fix (#2231)
repo-sync script fix (#2231)

- don't link nonexistent directory lib or lib64.
   - gcloud and gsutil commands are Static binaries that do not need
     lib directories
 - add the exact binary location to PATH
 - update helm 2.6.3 -> 2.9.1
MHBauer/service-catalog,kubernetes-incubator/service-catalog,kubernetes-sigs/service-catalog,MHBauer/service-catalog,MHBauer/service-catalog,MHBauer/service-catalog,MHBauer/service-catalog,MHBauer/service-catalog,kubernetes-sigs/service-catalog,jboyd01/service-catalog,kubernetes-incubator/service-catalog,kubernetes-sigs/service-catalog,kubernetes-incubator/service-catalog,jboyd01/service-catalog,kubernetes-incubator/service-catalog,kubernetes-sigs/service-catalog,jboyd01/service-catalog,kubernetes-sigs/service-catalog,kubernetes-sigs/service-catalog,jboyd01/service-catalog,jboyd01/service-catalog,jboyd01/service-catalog,kubernetes-incubator/service-catalog,kubernetes-incubator/service-catalog