Add sudo to docker log command

There are two spots where docker log is run without sudo, and
without sudo the command will usually fail and the loop will
never be exited. This would only be hit on an error.

Change-Id: I4335783478ad2583b581bd9264b029e929bfc8c3

tools/kubeadm-aio/kubeadm-aio-launcher.sh

@@ -66,7 +66,7 @@ while true; do
   now=$(date +%s)
   [ $now -gt $end ] && \
     echo "KubeADM did not generate kubectl config in time" && \
-    docker logs kubeadm-aio && exit -1
+    sudo docker logs kubeadm-aio && exit -1
 done
 set -x
 
@@ -85,7 +85,7 @@ while true; do
   now=$(date +%s)
   [ $now -gt $end ] && \
     echo "Kube node did not register as ready in time" && \
-    docker logs kubeadm-aio && exit -1
+    sudo docker logs kubeadm-aio && exit -1
 done
 set -x