[COMMON] Bump ONAP version

Use version 9.0.0 for Istanbul
Also update the doc.

Issue-ID: OOM-1
Signed-off-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>
Change-Id: I03e11799bf487226784c98b04116f005c89d1e70
diff --git a/kubernetes/platform/requirements.yaml b/kubernetes/platform/requirements.yaml
index ce33101..96ab5d0 100644
--- a/kubernetes/platform/requirements.yaml
+++ b/kubernetes/platform/requirements.yaml
@@ -1,6 +1,6 @@
 # Copyright © 2017 Amdocs, Bell Canada
 # Modifications Copyright © 2018 AT&T
-# Modifications Copyright © 2020 Orange
+# Modifications Copyright © 2020-2021 Orange
 # Modifications Copyright © 2020 Nokia
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -17,11 +17,11 @@
 
 dependencies:
   - name: oom-cert-service
-    version: ~8.x-0
+    version: ~9.x-0
     repository: 'file://components/oom-cert-service'
   - name: cmpv2-cert-provider
-    version: ~8.x-0
+    version: ~9.x-0
     repository: 'file://components/cmpv2-cert-provider'
   - name: chartmuseum
-    version: ~8.x-0
-    repository: 'file://components/chartmuseum'
\ No newline at end of file
+    version: ~9.x-0
+    repository: 'file://components/chartmuseum'