Revert "Scripts: Check exit status of background process"

This reverts commit 3f106bef72.

packaging/macos/buildpackage.sh

@@ -281,14 +281,9 @@ fi
 
 if [ -n "${MACOS_DEVELOPER_USERNAME}" ] && [ -n "${MACOS_DEVELOPER_PASSWORD}" ]; then
 	# Parallelize processing
-	(notarize_package "build.dmg") || exit 1 &
-	(notarize_package "build-mono.dmg") || exit 1 &
-	while wait -n; rc=$?; [ "${rc}" != 127 ]; do
-		if [ "${rc}" != 0 ]; then
-			wait
-			exit "${rc}"
-		fi
-	done
+	(notarize_package "build.dmg") &
+	(notarize_package "build-mono.dmg") &
+	wait
 fi
 
 finalize_package "standard" "build.dmg" "${OUTPUTDIR}/OpenRA-${TAG}.dmg"