BIGTOP-2848: Add provisioner for CentOS 7 AArch64
BIGTOP-2848: Add provisioner for CentOS 7 AArch64

Add provisioner yaml config file for centOS 7 AArch64

Signed-off-by: Naresh Bhat <e8be4dc5c5fc4e97bab200379f99190520a03ba2@linaro.org>
Signed-off-by: Evans Ye <7923dc130617f2e3d238aa15914d111b40ceb059@apache.org>

mbalassi/bigtop,mbalassi/bigtop,mbalassi/bigtop,alaunay/bigtop,alaunay/bigtop,arenadata/bigtop,juju-solutions/bigtop,youngwookim/bigtop,welikecloud/bigtop,panagiotisl/bigtop,sekikn/bigtop,JunHe77/bigtop,juju-solutions/bigtop,arenadata/bigtop,mbalassi/bigtop,apache/bigtop,apache/bigtop,sekikn/bigtop,youngwookim/bigtop,panagiotisl/bigtop,juju-solutions/bigtop,juju-solutions/bigtop,youngwookim/bigtop,alaunay/bigtop,welikecloud/bigtop,arenadata/bigtop,alaunay/bigtop,JunHe77/bigtop,JunHe77/bigtop,sekikn/bigtop,arenadata/bigtop,apache/bigtop,JunHe77/bigtop,panagiotisl/bigtop,apache/bigtop,panagiotisl/bigtop,sekikn/bigtop,welikecloud/bigtop,sekikn/bigtop,welikecloud/bigtop,youngwookim/bigtop,apache/bigtop