RFR: 8320342: Use PassFailJFrame for TruncatedPopupMenuTest.java

[Harshitha Onkar]

On Tue, 30 Jan 2024 21:49:12 GMT, Rajat Mahajan <rmahajan at openjdk.org> wrote:

> Modified the test to use PassFailJFrame and open sourced it.
> The test shows two windows, one for instructions and the other to perform testing on.
> Tested locally and it works fine.

Marked as reviewed by honkar (Committer).

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PR Review: https://git.openjdk.org/jdk/pull/17641#pullrequestreview-1852580879