Add switch for onos-classic and stratum

Change-Id: I54c59a1bededaa686527a7ef922aaad0f67df819
diff --git a/sdfabric/Chart.yaml b/sdfabric/Chart.yaml
index 8c01f07..e800b7a 100644
--- a/sdfabric/Chart.yaml
+++ b/sdfabric/Chart.yaml
@@ -7,7 +7,7 @@
 description: A chart to deploy all SD-Fabric components
 kubeVersion: ">=1.18.0"
 type: application
-version: 1.0.5
+version: 1.0.6
 keywords:
   - aether
   - sdn
@@ -20,9 +20,11 @@
   - name: onos-classic
     repository: https://charts.onosproject.org
     version: 0.1.24
+    condition: import.onos-classic.enabled
   - name: stratum
     repository: https://charts.stratumproject.org/
     version: 0.1.13
+    condition: import.stratum.enabled
   - name: pfcp-agent
     repository: file://../pfcp-agent
     version: 0.0.1