[VOL-3196] Enhanced gRPC interfaces to create and propagate Span for log correlation

Change-Id: Id9f8e549aaa192f83b8ac66d4252f71da6d11449
diff --git a/VERSION b/VERSION
index 499bd1e..f225a78 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.5.2-dev
+2.5.2