RFR: 8304988: unnecessary dash in @param gives double-dash in docs

[Alan Bateman]

On Thu, 30 Mar 2023 05:51:57 GMT, Jaikiran Pai <jpai at openjdk.org> wrote:

> Can I please get a review of this trivial doc only change which addresses https://bugs.openjdk.org/browse/JDK-8304988?
> 
> I've run `make docs-image` after this change and the generated javadoc for this class looks fine.

Marked as reviewed by alanb (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/13239#pullrequestreview-1364491260