Add Stratum-bmv2 to Trellis SRBridging

TODO:
 - Refactor so that we can use with other SR Tests
 - Add creating docker image

Change-Id: Ib44418579e6f0eb4a862c36077459ed4dd389f8e
(cherry picked from commit 9bc3fb67167255b8962f4c1e4dc05d7fac10656b)
diff --git a/TestON/tests/USECASE/SegmentRouting/SRBridging/SRBridging.params b/TestON/tests/USECASE/SegmentRouting/SRBridging/SRBridging.params
index 2d50ac0..97d83a1 100644
--- a/TestON/tests/USECASE/SegmentRouting/SRBridging/SRBridging.params
+++ b/TestON/tests/USECASE/SegmentRouting/SRBridging/SRBridging.params
@@ -16,6 +16,8 @@
         <useCommonConf>False</useCommonConf>
         <useCommonTopo>True</useCommonTopo>
         <useBmv2>False</useBmv2>
+        <bmv2SwitchType>bmv2</bmv2SwitchType>
+        <stratumRoot>~/stratum</stratumRoot>
         <topology>trellis_fabric.py</topology>
         <lib>routinglib.py,trellislib.py</lib>
         <trellisOar>/home/sdn/segmentrouting-oar-3.0.0-SNAPSHOT.oar</trellisOar>