This is the same as -standard plus the system packages provided by the _recommended dummy script package, thus suitable for testing doc-pdf.

tox.ini now also allows to pass EXTRA_SAGE_PACKAGES as an environment variable.

Later we can switch the Linux portability workflow to use -recommended instead of -standard.

(split out from #33222)

Depends on #33277

CC: @tobiasdiez @vbraun @dimpase

Component: porting

Author: Matthias Koeppe

Branch/Commit: 97b4347

Reviewer: Dima Pasechnik

Issue created by migration from https://trac.sagemath.org/ticket/33296