RFR: 8321703: jdeps generates illegal dot file containing nodesep=0,500000

[Mandy Chung]

On Mon, 5 Feb 2024 20:11:43 GMT, Mandy Chung <mchung at openjdk.org> wrote:

> Trivial fix.  Call `PrintWriter::format` with null `Locale` to format with no localization.
>  
> This PR also fixes JDK-8325262 to print `FindException` message without the stack trace to indicate clearer that the given module path is incorrect.

Thanks for the review.

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PR Comment: https://git.openjdk.org/jdk/pull/17713#issuecomment-1930373370