RFR: 8297680: JavaDoc example for PseudoClass has minor typo

[Karthik P K]

On Tue, 29 Nov 2022 12:37:50 GMT, Kevin Rushforth <kcr at openjdk.org> wrote:

>> Fixed the typo in JavaDoc example code for PseudoClass
>
> Looks good.

@kevinrushforth please sponsor this PR.

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PR: https://git.openjdk.org/jfx/pull/964