Add intro to Procedure in the Hive connector
Add intro to Procedure in the Hive connector

Cherry-pick of https://github.com/trinodb/trino/pull/11205

Add an introduction to the Procedure section in the Hive connector.
Include information about call a procedure and an example.

Co-authored-by: Rose Williams <61899a1443684edc94cd0f3c71ac03d01f911b26@starburstdata.com>

prestodb/presto,prestodb/presto,prestodb/presto,prestodb/presto,prestodb/presto,prestodb/presto