contrib/dataset_filter: add lua filer to contrib

5 jobs from dataset-filter in 1 minute and 11 seconds (queued for 1 second)
latest
Status Job ID Name Coverage
  Test
passed #207597
docker linux amd64
test:flake8

00:00:18

passed #207596
docker linux amd64
test:mypy

00:00:27

passed #207598
docker linux amd64
test:pylint

00:00:53

passed #207599
docker linux amd64
test:pytest

00:00:20

passed #207600
docker linux amd64
test:respdiff

00:01:04