RFR: 8297352: configure should check pandoc version

[Erik Joelsson]

On Mon, 21 Nov 2022 16:17:22 GMT, Magnus Ihse Bursie <ihse at openjdk.org> wrote:

> Following JDK-8297165, configure should check if pandoc is of the same version. Having the same version of pandoc guarantees consistent output of the generated files.

Marked as reviewed by erikj (Reviewer).

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PR: https://git.openjdk.org/jdk/pull/11273