Ignore empty vs null list in data source tests (#3245)
Ignore empty vs null list in data source tests (#3245)

Since null and empty lists are equivalent when translated through the sdk it
doesn't make sense to fail on this.
GoogleCloudPlatform/magic-modules,GoogleCloudPlatform/magic-modules,GoogleCloudPlatform/magic-modules,GoogleCloudPlatform/magic-modules,GoogleCloudPlatform/magic-modules