Update upfadapter, smf image tags in 5G helm repo

Change-Id: Ie49a7b54868a077848bea774e609604d4bacb6d4
diff --git a/VERSION b/VERSION
index 26aaba0..538ee20 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.2.0
+1.2.1-dev