[release-branch.go1.16] go1.16.6

Change-Id: Ic394096a2d9cc5927b812f3c457282b26901b2b7
Reviewed-on: https://go-review.googlesource.com/c/go/+/334089
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
Trust: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
diff --git a/VERSION b/VERSION
index 6a03118..3ef20fc 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-go1.16.5
\ No newline at end of file
+go1.16.6
\ No newline at end of file