[SDNC] Simplify cert retrieval script

As retrieving values is now done via a generic script, let's clean a
little bit cert retrieval in order to remove unneeded part.

Issue-ID: OOM-2688
Signed-off-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>
Change-Id: I0089a954a42d900fe06a591594bbc89d56bfeb01
diff --git a/kubernetes/sdnc/values.yaml b/kubernetes/sdnc/values.yaml
index 1e0da8a..1fd5bf3 100644
--- a/kubernetes/sdnc/values.yaml
+++ b/kubernetes/sdnc/values.yaml
@@ -386,8 +386,7 @@
   cadi_longitude: "-72.0"
   credsPath: /opt/app/osaaf/local
   aaf_add_config: >
-    cd /opt/app/osaaf/local;
-    /opt/app/aaf_config/bin/agent.sh local showpass {{.Values.fqi}} {{ .Values.fqdn }} | grep cadi_keystore_password= | cut -d= -f 2 > {{ .Values.credsPath }}/.pass 2>&1
+    echo "$cadi_keystore_password" > {{ .Values.credsPath }}/.pass 2>&1
 
 # dependency / sub-chart configuration
 network-name-gen: