RFR: 8322981: Fix 2 locations in JDI that throw IOException without using the "Caused by" exception

[David Holmes]

On Thu, 4 Jan 2024 02:00:24 GMT, Chris Plummer <cjplummer at openjdk.org> wrote:

> Use "cause" argument when rethrowing an exception. See CR for details on how this helps.
> 
> Tested with all of tier1, and also ran tier2 and tier4 svc tests.
> 
> I'd like to push this as a trivial change.

Setting the cause is good, but do you not also want an informative message?

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PR Review: https://git.openjdk.org/jdk/pull/17258#pullrequestreview-1803590345