RFR: JDK-8292715: Cleanup Problemlist [v2]

[Prasanta Sadhukhan]

On Wed, 24 Aug 2022 23:48:04 GMT, Phil Race <prr at openjdk.org> wrote:

> Approved on the understanding (since you did not say) that you have verified all de-listed tests do pass.

Since I listed the mach5 job in the closed PR running all tests both open and closed which has passed so I did not mention explicitly here.

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PR: https://git.openjdk.org/jdk/pull/9963