RFR: 8352709: Remove bad timing annotations from WhileOpTest.java

[Leo Korinth]

On Mon, 24 Mar 2025 12:17:22 GMT, Leo Korinth <lkorinth at openjdk.org> wrote:

> WhileOpTest.java is a TestNG test (`TestNG.dirs` is set in Find file: `test/jdk/java/util/stream/test/TEST.properties`)
> 
> As such, the `@run main/timeout=240` annotation is ignored. If that was not the case, it would complain about not specifying a main class.

Thanks for the review!

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PR Comment: https://git.openjdk.org/jdk/pull/24193#issuecomment-2768969517