Set maxScale to 2. (#1591)
Set maxScale to 2. (#1591)

The limit was set to low so it doesn't cause too much spending when
running as a dev env. Set it to 1 will cause brief downtime in some edge
cases.
google/exposure-notifications-verification-server,google/exposure-notifications-verification-server,google/exposure-notifications-verification-server,google/exposure-notifications-verification-server