[jdk21u] RFR: 8315960: test/jdk/java/io/File/TempDirDoesNotExist.java leaves test files behind

[Brian Burkhalter]

On Thu, 12 Oct 2023 07:24:09 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Fixes the littering test.
> 
> Additional testing:
>  - [x] Checked that littering does not happen anymore

Marked as reviewed by bpb (Reviewer).

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PR Review: https://git.openjdk.org/jdk21u/pull/246#pullrequestreview-1674461241