update default vgc kvstore endpoint in voltha-stack

Change-Id: Idccabadb8d40d5491f2e32d785ff00615e8e808e
Signed-off-by: abhay <abhayk@radisys.com>
diff --git a/VERSION b/VERSION
index 2aa5131..7921bd0 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.4.7
+3.4.8