fix k8s_manifests

remove common.env file that was created during build stage
it has incorrect values that break deploy stage

Change-Id: Icb7d52dc36f8fe21890c9696c35a8337698a4e8a

Author: Andrey-mp

k8s_manifests/run.sh

@@ -70,6 +70,10 @@ function k8s() {
 
 function manifest() {
     fetch_deployer_no_docker $deployer_image $deployer_dir || old_k8s_fetch_deployer
+
+    # we have to remove saved common.env from build stage
+    rm $deployer_dir/common.env
+
     CONTRAIL_REGISTRY=$CONTAINER_REGISTRY \
     CONTRAIL_CONTAINER_TAG=$CONTRAIL_CONTAINER_TAG \
     HOST_IP=$NODE_IP \