Added KV Store's batch endpoint
Adds new documentation for the KV store /batch endpoint.
Prior change: Fastly Terraform Provider 4.3.2
Following change: Secret store entry: add `PUT` and `PATCH` methods
Adds new documentation for the KV store /batch endpoint.
Prior change: Fastly Terraform Provider 4.3.2
Following change: Secret store entry: add `PUT` and `PATCH` methods