RFR: 8314840: 3 gc/epsilon tests ignore external vm options

[Thomas Schatzl]

On Mon, 24 Feb 2025 15:27:46 GMT, Ramkumar Sunderbabu <rsunderbabu at openjdk.org> wrote:

> These tests do not pass Java/JVM test command line options (flags) to the child process. More details in JBS.
> Tiers 1 to 3 tested. Along with various flag combinations.

lgtm.

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Marked as reviewed by tschatzl (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/23751#pullrequestreview-2643679216