Update pplpy to 0.8.6

[mkoeppe]

(from #30922)

CC: @videlec @kliem @kiwifb

Component: packages: standard

Author: Matthias Koeppe

Branch/Commit: 02c6cd9

Reviewer: Jonathan Kliem

Issue created by migration from https://trac.sagemath.org/ticket/31261

[mkoeppe]

Branch: u/mkoeppe/update_pplpy_to_0_8_6

[kiwifb]

Commit: 5f1e3bb

[kiwifb]

New commits:

5f1e3bb

build/pkgs/pplpy: Update to 0.8.6

[sagetrac-git]

Branch pushed to git repo; I updated commit sha1. New commits:

02c6cd9

build/pkgs/pplpy/install-requires.txt: Update, add comment

[sagetrac-git]

Changed commit from 5f1e3bb to 02c6cd9

[mkoeppe]

Author: Matthias Koeppe

[kliem]

comment:5

LGTM.

[mkoeppe]

Reviewer: Jonathan Kliem

[mkoeppe]

comment:6

Thanks.

[vbraun]

Changed branch from u/mkoeppe/update_pplpy_to_0_8_6 to 02c6cd9