Feature 10983: new post-renderer script and new function migrate() in k8s_helm3_conn

Change-Id: I75564fd51e9d9cc3a16efc4e7b732292ba763fba
Signed-off-by: Pedro Pereira <pedrocjdpereira@av.it.pt>
diff --git a/n2vc/post-renderer-scripts/nodeSelector/nodeSelector-deployment-patch.yaml b/n2vc/post-renderer-scripts/nodeSelector/nodeSelector-deployment-patch.yaml
new file mode 100644
index 0000000..4f1e8d8
--- /dev/null
+++ b/n2vc/post-renderer-scripts/nodeSelector/nodeSelector-deployment-patch.yaml
@@ -0,0 +1,29 @@
+#!/bin/bash
+#######################################################################################
+# Copyright ETSI Contributors and Others.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#######################################################################################
+# Default values for osm.
+# This is a YAML-formatted file.
+# Declare variables to be passed into your templates.
+
+apiVersion: v1
+kind: Deployment
+metadata:
+  name: nodeSelectors-deployment
+spec:
+  template:
+    spec:
+      nodeSelector:
\ No newline at end of file