roc-umbrella: releasing 2.1.15 for updated onos-config 0.10.33 get targets rbac

Change-Id: Iffd44a6bfe60a67ad0ac95aeb7d0dfefd7951904
diff --git a/aether-roc-umbrella/files/opa-rbac/test/out/aether-2.1.0-test-group-ent.out b/aether-roc-umbrella/files/opa-rbac/test/out/aether-2.1.0-test-group-ent.out
index 4a617e4..e8927a1 100644
--- a/aether-roc-umbrella/files/opa-rbac/test/out/aether-2.1.0-test-group-ent.out
+++ b/aether-roc-umbrella/files/opa-rbac/test/out/aether-2.1.0-test-group-ent.out
@@ -47,4 +47,4 @@
     ],
     "traffic_class": []
   }
-]
\ No newline at end of file
+]