docs.voltha.org not updated, bump version again as a forced attempt

Change-Id: I7aa454ff7274081926c02b67c3be288923300f82
diff --git a/VERSION b/VERSION
index 6057b38..fdffde7 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.10.12
+2.10.13