makepkg: avoid expansion of var in arithmetic context

This bombs out when "$trusted" expands to the empty string. We're
better off passing the var by name and letting bash default to "0" when
the var is empty

Fixes: https://bugs.archlinux.org/task/43269

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

0 files changed, 0 insertions, 0 deletions