RFR: 8335775: Remove extraneous 's' in comment of rawmonitor.cpp test file

[Thomas Stuefe]

On Fri, 5 Jul 2024 11:14:10 GMT, Severin Gehwolf <sgehwolf at openjdk.org> wrote:

> Trivial comment only change in a test. Please review!
> 
> Thanks!

Good and trivial

Marked as reviewed by stuefe (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/20051#pullrequestreview-2160533824
PR Review: https://git.openjdk.org/jdk/pull/20051#pullrequestreview-2160534056