Porting: adapt LZ V2 logging into the LZ V1 - specifically organization/folder/project level routing for buckets and 3rd party pubsub integration

## Revisit requirements and dev environment
- https://cloud.google.com/logging/docs/export/configure_export_v2
- https://cloud.google.com/assured-workloads/docs/eu-sovereign-controls-restrictions-limitations

## folder level logs experimentation using gcloud or krm instead of terraform for throughput

## Start with the existing KCC logging and monitoring architecture
https://github.com/GoogleCloudPlatform/pubsec-declarative-toolkit/blob/main/solutions/client-landing-zone/logging-project/cloud-logging-bucket.yaml


## References
#446
https://github.com/GoogleCloudPlatform/pbmm-on-gcp-onboarding/issues/318