RFR: JDK-8310453: Update javadoc of java.lang.Object

[Pavel Rappo]

On Wed, 21 Jun 2023 11:55:13 GMT, Pavel Rappo <prappo at openjdk.org> wrote:

> While it's out of scope of this PR, I note that we could also use the inline variant of `@return` in those methods of `Objects` that the `Object` refers to: `hash(Object)`, `hashCode(Object...)`, and `equals(Object, Object)`. In fact, I think they are crying for it.

@jddarcy, I see you have since published a separate PR that includes those methods: #14608; thanks!

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PR Comment: https://git.openjdk.org/jdk/pull/14567#issuecomment-1602397294