RFR: 8037573: Typo in DefaultTreeModel docs: askAllowsChildren instead of asksAllowsChildren

[Phil Race]

On Wed, 16 Feb 2022 07:15:20 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

> [DefaultTreeModel.html#isLeaf](https://docs.oracle.com/en/java/javase/17/docs/api/java.desktop/javax/swing/tree/DefaultTreeModel.html#isLeaf(java.lang.Object)) to an "askAllowsChildren" attribute that doesn't exist. The real attribute is "asksAllowsChildren".
> Fixed the typo

Marked as reviewed by prr (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/7489