tests: add msc_vlr_test_authen_reuse

Change-Id: I185a2cbff6241a27722f1c37ae609f0fcc59a71e
diff --git a/tests/msc_vlr/msc_vlr_test_authen_reuse.ok b/tests/msc_vlr/msc_vlr_test_authen_reuse.ok
new file mode 100644
index 0000000..a965a70
--- /dev/null
+++ b/tests/msc_vlr/msc_vlr_test_authen_reuse.ok
@@ -0,0 +1 @@
+Done