using sdh dist helpers for plantri #27398
Description
Component: packages: optional
Author: Frédéric Chapoton
Branch/Commit: e7d58d1
Reviewer: Erik Bray
Issue created by migration from https://trac.sagemath.org/ticket/27398
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Component: packages: optional
Author: Frédéric Chapoton
Branch/Commit: e7d58d1
Reviewer: Erik Bray
Issue created by migration from https://trac.sagemath.org/ticket/27398