[jdk21u] RFR: 8334441: Mark tests in jdk_security_infra group as manual

[SendaoYan]

On Mon, 24 Jun 2024 09:47:51 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

> LGTM.

Thanks for the review.

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PR Comment: https://git.openjdk.org/jdk21u/pull/448#issuecomment-2186082654