[release-branch.go1.16] go1.16rc1

Change-Id: I978f6df491a19a9c45ab906dbc5194b8665bf4a5
Reviewed-on: https://go-review.googlesource.com/c/go/+/287352
Run-TryBot: Alexander Rakoczy <alex@golang.org>
Trust: Alexander Rakoczy <alex@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
diff --git a/VERSION b/VERSION
new file mode 100644
index 0000000..1903322
--- /dev/null
+++ b/VERSION
@@ -0,0 +1 @@
+go1.16rc1
\ No newline at end of file