Fixing name of edgecore.yml k8s config file

Change-Id: I7df8e9c650d8d31a9fc329d0cf2f46f38d03e917
diff --git a/kubernetes-configs/edgecore-pod1.yaml b/kubernetes-configs/edgecore-pod1.yml
similarity index 100%
rename from kubernetes-configs/edgecore-pod1.yaml
rename to kubernetes-configs/edgecore-pod1.yml