[release-branch.go1.12] go1.12.2

Change-Id: I07e4404196886b7754414726f25092cca39861a7
Reviewed-on: https://go-review.googlesource.com/c/go/+/170888
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

VERSION

diff --git a/VERSION b/VERSION
index e7d096f..2cb6284 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-go1.12.1
\ No newline at end of file
+go1.12.2
\ No newline at end of file