Updates Dockerfile to support ppc64le architecture (#4991)
Updates Dockerfile to support ppc64le architecture (#4991)

This PR will allow to build corresponding docker image
on ppc64le architecture as well

Signed-off-by: Krishna Harsha Voora <39037931d5364b55382d1093a097563039feb771@in.ibm.com>
scholzj/barnabas,scholzj/barnabas,ppatierno/kaas,ppatierno/kaas