Update debian packages for RadiSys 1600x, 1600g and 3200g OLTs in preparation for voltha-2.10 release

Change-Id: Iee75631216e70c0ba1a449636850edb39211b35f
diff --git a/deployment-configs/menlo-certification-pod-radisys-3200g-DT.yaml b/deployment-configs/menlo-certification-pod-radisys-3200g-DT.yaml
index 807953b..33e07a5 100644
--- a/deployment-configs/menlo-certification-pod-radisys-3200g-DT.yaml
+++ b/deployment-configs/menlo-certification-pod-radisys-3200g-DT.yaml
@@ -49,7 +49,7 @@
       fortygig: True
       aggPort: 1
       serial: 722033538840
-      oltDebVersion: openolt_rlt-3200g-w-40g-3.6.2-cdd5e5f29842b7b51a277958031de720d0dc9407.deb
+      oltDebVersion: openolt_rlt-3200g-w-3.7.4-3b190f0-nni40g.deb
       board_technology: GPON
 
   hosts: