parsers:Change NL parser to only receive NED data

[annaib00]

Issue

NL parser to only receive NED data

Description

Change parser to only get data from NED and not both NED and ENTSOE.

Preview

Double check

• [x] I have tested my parser changes locally with poetry run test_parser "zone_key"
• [x] I have run pnpx prettier@2 --write . and poetry run format in the top level directory to format my changes.