Return zero from extract_file with local source file

The call to bsdtar to check if a file needs extracted returns 1 if it does
not.  We then propegate this return value accidentally which can cause
makepkg to report an error later on.  Explicitly return 0 in this case.

Signed-off-by: Allan McRae <allan@archlinux.org>

0 files changed, 0 insertions, 0 deletions