[VOL-3820] Updated dmi-interface test to refer olt name from test input file

Change-Id: I8180c031b9e940738747b3adc97c51b0caaaee7a
diff --git a/tests/data/dmi-components-bbsim.yaml b/tests/data/dmi-components-bbsim.yaml
index a306b30..d43b0db 100755
--- a/tests/data/dmi-components-bbsim.yaml
+++ b/tests/data/dmi-components-bbsim.yaml
@@ -20,6 +20,7 @@
 GIVEN_DM_IP: 127.0.0.1
 GIVEN_DM_PORT: 50075
 GIVEN_OLT_IP: bbsim0
+GIVEN_OLT_NAME: BBSim-BBSIM_OLT_0
 
 dm_components:
   -