[VOL-3780] Removing charts from default, voltha and infra namespaces

Change-Id: Id974d0d4d2920c255ca976bb7eac4db64a504ff5
(cherry picked from commit e47ca4fc0c1ae245d4b34c6d6fa3b77f94f8cc34)
diff --git a/VERSION b/VERSION
index 745ec0d..097a15a 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.6.2-dev
+2.6.2