[release-branch.go1.12-security] go1.12.16

Change-Id: Iea658e285670a897a45eca3756004f050763c64d
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/649301
Reviewed-by: Katie Hockman <katiehockman@google.com>

VERSION

diff --git a/VERSION b/VERSION
index b115ecf..33bccfc 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-go1.12.15
\ No newline at end of file
+go1.12.16
\ No newline at end of file