Set the default packager to "Unknown Packager"

There is no real reason to make it look like someone that can't bother to
set the packager variable is official in any way, so remove the Arch Linux
reference from makepkg.

Signed-off-by: Dan McGee <dan@archlinux.org>

scripts/makepkg.sh.in

@@ -789,7 +789,7 @@ create_package() {
 	if [ "$PACKAGER" != "" ]; then
 		local packager="$PACKAGER"
 	else
-		local packager="Arch Linux (http://www.archlinux.org)"
+		local packager="Unknown Packager"
 	fi
 	local size=$(du -sb | awk '{print $1}')