pactest: build the filelist using a set()

This will prevent duplicates, which we had plenty of once I made a few tests
that had a list of files greater than the normal two. The previous logic was
not working quite right.

Signed-off-by: Dan McGee <dan@archlinux.org>
(cherry picked from commit 0d4dd09993971924d379be4d0944d72f4c77b021)

0 files changed, 0 insertions, 0 deletions