* Make default number of shards configurable
The default number of primary shards for a new index, when the number of shards are not provided in the request, can be configured for the cluster.
Signed-off-by: Arunabh Singh <arunabs@amazon.com>
* Address PR comments
Signed-off-by: Arunabh Singh <arunabs@amazon.com>
Co-authored-by: Arunabh Singh <arunabs@amazon.com>