[VOL-3626] config files for testing multiple OLTs, berlin pod

Change-Id: If0a9b9adb54dfaaab1f9fad6d285dafaeebed08b
diff --git a/deployment-configs/dt-berlin-pod-multi-olt.yaml b/deployment-configs/dt-berlin-pod-multi-olt-DT.yaml
similarity index 100%
rename from deployment-configs/dt-berlin-pod-multi-olt.yaml
rename to deployment-configs/dt-berlin-pod-multi-olt-DT.yaml