Spring Fix typo in Jakarta validation documentation

Fix typo jakarata -> jakarta for jakarta.validation.Validator in document -- https://jakarta.ee/specifications/bean-validation/3.0/apidocs/jakarta/validation/validator

Comment From: pivotal-cla

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Comment From: pivotal-cla

@ozooxo Thank you for signing the Contributor License Agreement!

Comment From: sbrannen

Hi @ozooxo,

Congratulations on submitting your first PR for the Spring Framework! 👍

This has been merged into 6.1.x and main.

Thanks