bump total runner count to 29

Author: fffonion

ops/sync_images.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-total_runners=${1:-27}
+total_runners=${1:-29}
 image_version=$(cat $(dirname $0)/../local.tf|grep image_version|grep -v previous|cut -d '"' -f2)
 image_arch=${2:-amd64}
 image_version=${3:-$image_version}