Retracted: Although the Apache Trafic Control considers v7.0.1 stable, Go modules consider it unstable because its major version
is greater than 1, and without these retractions, a commit like c076b138a88d will have a computed vesion of
v1.1.4-0.20220817163951-c076b138a88d
With these retractions, the same commit will have a computed version of
v0.0.0-0.20220817163951-c076b138a88d
See https://pkg.go.dev/cmd/go@go1.15.15#hdr-Module_compatibility_and_semantic_versioning for details.
CheckForEmptyCacheGroups checks if the cachegroups are empty (altogether) or empty in any of the given CDN IDs.
If cachegroupsInTopology is true, it will only check cachegroups that are used in a topology. Any server IDs in
excludeServerIds will not be counted.