Voltha 2.6 release notes - minor fixes

Change-Id: Ie47c3d0f399f81a930b6cdcb0e21371e64b25848
diff --git a/VERSION b/VERSION
index e70b452..6a6a3d8 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.6.0
+2.6.1