parser: Simplify the number of operations count
parser: Simplify the number of operations count

Instead of one operation per service, just count one operation per task.
This doesn't change much for now but will simplify things when we use
the same parser pipeline to integrate linking tasks

chouquette/medialibrary,chouquette/medialibrary,chouquette/medialibrary,chouquette/medialibrary