RFR: 8294255: Add link to DEFAULT_WAIT_TIME in javadoc for SunToolKit.realsSync

[Phil Race]

On Fri, 23 Sep 2022 01:11:14 GMT, SWinxy <duke at openjdk.org> wrote:

> I also took the opportunity to link to `realSync(long)`.
> 
> /**
>   * Parameterless version of realsync which uses default timout (see DEFAUL_WAIT_TIME).
>   */
> 
> 
> /**
>   * Parameterless version of {@link #realSync(long)} which uses
>   * the default timeout of {@link #DEFAULT_WAIT_TIME}.
>   */

Marked as reviewed by prr (Reviewer).

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PR: https://git.openjdk.org/jdk/pull/10399