[VOL-5450]: Onu adapter exception fix during metrics collection

Change-Id: I887fe6398606e4e75374e72ea065ff4270a83271
Signed-off-by: balaji.nagarajan <balaji.nagarajan@radisys.com>
diff --git a/VERSION b/VERSION
index 965c65d..a86d0e4 100755
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.12.20
+2.12.21