CTAN update: pgf

The PGF/TikZ Team submitted an update to the

                pgf

package.

Version: 3.1.11
License: lppl1.3c gpl2 fdl

Summary description: Create PostScript and PDF graphics in TeX

Announcement text:
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## [3.1.11] - 2025-08-14 Henri Menke

### BREAKING CHANGES

### Added

- Add `RGB` and `gray` color model support for ConTeXt #1130
- Add `diamond split` shape

### Fixed

- Typo in animations `end on` key #1273
- Output bounding box adjustment in pgfsys-dvisvgm.def #1275
- Fix shadings under LuaMetaTeX
- Resolve missing `gnuplot` plots in manual #1238
- Treat varargs for `min()` and `max()` in `luamath` pgf library pgf-tikz/pgfplots#492 #1359
- Fixed support for the `\tikz` command in the `dvisvgm4ht` driver for TeX4ht
- Wrong key name in unknown decoration option error #1082
- `gnuplot` was always run when the function contained leading or trailing spaces #1397

### Changed

- Typo fixes in the manual
- Simplify short verb `|...|` used in manual or add required preamble for it
- Harden parser for math expressions against active chars
- Resolve overfull hboxes >=20pt in the manual
- Adapt `\graphicspath` setting for flattened doc tree #1191
- Promote warning "Plot data file ... not found" to error
- Allow empty value for `/pgf/arrow keys/fill` to make it behave more like `/tikz/fill` #1352
- Added support for alt text in the `dvisvgm4ht` driver for TeX4ht

### Contributors

- Andreas Deininger
- Joseph Wright
- Marcel Krüger
- Matthias Hetzenberger
- Qrrbrbirlbel
- quark67
- Rocky Zhang (@rockyzhz)
- Romano Giannetti (@rmano)
- Yukai Chou (@muzimuzhi)
- Alexander Grahn
- Max Chernoff
- Volker Diels-Grabsch
- Karl Hammond (@hammondkd)

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This package is located at
   https://mirrors.ctan.org/graphics/pgf/base

More information is at
   https://ctan.org/pkg/pgf


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   Thanks for the upload.

     For the CTAN Team
    Manfred Lotz


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