RFR: 8328848: Inaccuracy in the documentation of the -group option

[Chen Liang]

On Tue, 13 May 2025 13:09:56 GMT, Hannes Wallnöfer <hannesw at openjdk.org> wrote:

> Please review a documentation fix in the `javadoc` man page to document that the `-group` option can be used with packages or modules depending on documented code. 
> 
> Although the help output of the `javadoc` tool already included this fact I replaced the abstract term "elements" with "packages or modules" to make it a bit more concrete.

Marked as reviewed by liach (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/25212#pullrequestreview-2954387031