nodepool: set inmotion cloud to zero
This cloud is having some issues we are investigating.  Set to 0 until
resolved.
@@ -306,7 +306,7 @@ providers:
diskimages: *provider_diskimages
pools:
- name: main
- max-servers: 8
+ max-servers: 0
labels:
- name: centos-7
min-ram: 8000
