RFR: 8303020: Remove carriage return in pandoc version string

Tue Feb 21 21:04:02 UTC 2023

On Tue, 21 Feb 2023 17:59:07 GMT, Mikael Vidstedt <mikael at openjdk.org> wrote:

> On windows/cygwin, the PANDOC_VERSION variable includes the carriage return ('\r') which makes the version check fail:
> 
> checking for pandoc version... 2.19.2
> , not the recommended version 2.19.2n 2.19.2

Thank you all!

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PR: https://git.openjdk.org/jdk/pull/12696