chore: improve --list output using is_source_valid
chore: improve --list output using is_source_valid

Signed-off-by: Lorenzo Susini <fa6d0ac4415ff45d63607211bc2176c9ed2bc5be@gmail.com>

draios/falco,draios/falco,draios/falco,draios/falco,draios/falco,draios/falco,draios/falco,draios/falco