RFR: Upgrade to JUnit 4.13.2

[Aleksey Shipilev]

On Fri, 26 Feb 2021 13:29:47 GMT, Henri Tremblay <github.com+1216819+henri-tremblay at openjdk.org> wrote:

>> This looks fine. We need to wait for @robilad to get OCA checks all green.
>
> Ok. I'm not sure if I need to do anything on my side. I have already signed the OCA but I don't think it's linked to my Github account.

@henri-tremblay, look at what bot says to you, say `/integrate`.

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PR: https://git.openjdk.java.net/jmh/pull/24