Filter out packages not in Apertis during the packaging-data-fetch-sources-upstream job
This job produces a 42 MB YAML file, merging this file with others YAML files leads to out-of-memory issues in downstream jobs.
Filtering the generated YAML file at this step reduces the size to only 8 MB.
Signed-off-by: Dylan Aïssi dylan.aissi@collabora.com