Fix my fix

* Booleans aren't not hard
* Catch exit code of wget, so we can then exit with the same code

docker/assets/download-package

@@ -10,7 +10,8 @@ else
     wget --quiet --header "PRIVATE-TOKEN: ${TRIGGER_PRIVATE_TOKEN}" ${DOWNLOAD_URL} -O /tmp/gitlab.deb
 fi
-if [ $? -eq 0 ]; then
+results=$?
+if [ ${results} -ne 0 ]; then
     >&2 echo "There was an error downloading ${DOWNLOAD_URL}. Please check the output for more information"
-    exit 1
+    exit ${results}
 fi