Add "mo" from "https://git.knownelement.com/ExternalVendorCode/mo.git@master"

git-vendor-name: mo
git-vendor-dir: vendor/git.knownelement.com/ExternalVendorCode/mo
git-vendor-repository: https://git.knownelement.com/ExternalVendorCode/mo.git
git-vendor-ref: master

vendor/git.knownelement.com/ExternalVendorCode/mo/tests/source-bad-file

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+cd "${0%/*}" || exit 1
+. ../run-tests
+
+export arguments=(--source=invalid)
+export returnCode=1
+export template="Do not display this"
+export expected=$'No such file: invalid\n'
+
+runTest