[release-branch.go1.19] go1.19rc1

Change-Id: I85a6dcfda4fd6b871959e0ba8498a5b85c3c557e
Reviewed-on: https://go-review.googlesource.com/c/go/+/416314
Run-TryBot: Gopher Robot <gobot@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Gopher Robot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
Reviewed-by: David Chase <drchase@google.com>
diff --git a/VERSION b/VERSION
new file mode 100644
index 0000000..701218b
--- /dev/null
+++ b/VERSION
@@ -0,0 +1 @@
+go1.19rc1
\ No newline at end of file