RFR: 7903805: Fix a typo in IAE message thrown by com.sun.tdk.signaturetest.updater.Command::validate

[Iris Clark]

On Tue, 27 Aug 2024 18:41:25 GMT, Dmitry Bessonov <dbessono at openjdk.org> wrote:

> Method com.sun.tdk.signaturetest.updater.Command::validate contains a typo in the IAE's message:
> 
> throw new IllegalArgumentException("Class defenition should be specified");
> 
> it should be "_definition_"

Marked as reviewed by iris (Reviewer).

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PR Review: https://git.openjdk.org/sigtest/pull/5#pullrequestreview-2266671285