This is tracked under Issue #108833
When configuring BGP of a non-global segment using the new UI, the Orchestrator sends the same block of configuration to the other segments due to to incorrect settings of BGP value.
This issue is resolved in SD-WAN Orchestrator 5.1.0.3 Patch release R5103-20230315-GA. For information on how to upgrade please check the following article: https://kb.vmware.com/s/article/67152