git: openjdk/jdk: 8297150: Add a @sealedGraph tag to Reference

[Alan Bateman]

Changeset: 390e69ad
Author:    Per Minborg <pminborg at openjdk.org>
Committer: Alan Bateman <alanb at openjdk.org>
Date:      2022-11-24 17:07:53 +0000
URL:       https://git.openjdk.org/jdk/commit/390e69ad065ebefe2e998f6200d19d45cf043b16

8297150: Add a @sealedGraph tag to Reference

Reviewed-by: darcy, alanb

! src/java.base/share/classes/java/lang/ref/Reference.java