ppc64le: Fix issues with shared memory
ppc64le: Fix issues with shared memory

On ppc64le the pagesize is bigger, and shared memory should be bigger

FIX THREESCALE-7535

Signed-off-by: Eloy Coto <2a8acc28452926ceac4d9db555411743254cf5f9@acalustra.com>

3scale/docker-gateway,3scale/docker-gateway