[Fabric Bot] Update Attestation Contacts (#28449)
[Fabric Bot] Update Attestation Contacts (#28449)

The focus of these changes is to update the service contacts for Attestation, mirroring recent changes
to CODEOWNERS.
Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java