Update ONOS::Component release page with published version strings

Change-Id: Ia18d2139edb1d184a42f728e7b5b26098500d0de
diff --git a/VERSION b/VERSION
index e9548af..7d08a22 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.12.15
+2.12.16