[release-branch.go1.16] go1.16.4

Change-Id: I7fb3c30641332961819a79819c7567cf1dbe1ab1
Reviewed-on: https://go-review.googlesource.com/c/go/+/317649
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Carlos Amedee <carlos@golang.org>
Trust: Carlos Amedee <carlos@golang.org>
Trust: Heschi Kreinick <heschi@google.com>
diff --git a/VERSION b/VERSION
index ea60ca0..31aab04 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-go1.16.3
\ No newline at end of file
+go1.16.4
\ No newline at end of file