Introducing Private Endpoints for Pinecone serverless

Introduces Private Endpoints for Pinecone serverless on AWS, enabling secure connectivity via AWS PrivateLink. Details the setup process involving VPC endpoint creation in AWS and authorization within the Pinecone console. Explains that data plane traffic traverses the AWS network privately, reducing exposure risks and unauthorized access. Notes that endpoints are region-specific and that multiple VPC endpoints can be authorized per project, with a limit of ten per project.