RFR: Remove incorrect @throws NoSuchFileException from test/lib/jdk/test/lib/util/FileUtils.javaFileUtils.java

[Michael McMahon]

On Thu, 25 Dec 2025 01:06:33 GMT, Eunbin Son <duke at openjdk.org> wrote:

> ### Summary
> Remove incorrect @throws documentation from FileUtils.deleteFileIfExistsWithRetry.
> 
> ### Description
> The method documentation states that no exception is thrown if the file does not exist.
> The implementation checks file existence before deletion and does not throw NoSuchFileException in this case.
> This change removes the contradictory @throws clause.
> No behavior is changed. 
> 
> ### Bug ID : JDK-8374342
> https://bugs.java.com/bugdatabase/view_bug?bug_id=8374342

Marked as reviewed by michaelm (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/28985#pullrequestreview-3638821913