Bump chart version

Use 6.0.0 in preparation for Frankfurt release

Issue-ID: OOM-2320
Signed-off-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>
Change-Id: I8ad82dfdf48b56c38c0e85d640b18cc13c8d9e67
diff --git a/kubernetes/msb/requirements.yaml b/kubernetes/msb/requirements.yaml
index 798f2d3..9323221 100644
--- a/kubernetes/msb/requirements.yaml
+++ b/kubernetes/msb/requirements.yaml
@@ -13,5 +13,5 @@
 # limitations under the License.
 dependencies:
   - name: common
-    version: ~5.x-0
+    version: ~6.x-0
     repository: '@local'