doc: Fix typo.

* doc/guix.texi (X Window): Fix ‘string-apppend’ typo.

gnu: libinih: Update to 56.

* gnu/packages/linux.scm (libinih): Update to 56.

gnu: frotz: Update to 2.54.

This fixes the build.

* gnu/packages/games.scm (frotz): Update to 2.54.
[arguments]: Use G-expressions.  Set CC in #:make-flags.
Remove obsolete 'curses phase.
Don't explicitly return #t from phases.
[native-inputs]: Add pkg-config and which.
[inputs]: Add ao.

gnu: emacs-gruvbox-theme: Update to 1.29.0.

* gnu/packages/emacs-xyz.scm (emacs-gruvbox-theme): Update to 1.29.0.

gnu: emacs-taxy: Update to 0.10.

* gnu/packages/emacs-xyz.scm (emacs-taxy): Update to 0.10.

gnu: Add python-pynbody.

* gnu/packages/astronomy.scm: (python-pynbody): New variable.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

gnu: Add python-posix-ipc.

* gnu/packages/python-xyz.scm: (python-posix-ipc): New variable.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

.git-authorizations: Authorize Andrew Tropin.

* .git-authorizations (abcdw): Add OpenPGP key fingerprint.

gnu: Remove rust-pico-sys-0.0.

* gnu/packages/crates-io.scm (rust-pico-sys-0.0): Remove variable.

gnu: rust-httparse-1: Update to 1.7.1.

* gnu/packages/crates-io.scm (rust-httparse-1): Update to 1.7.1.
[cargo-development-inputs]: Remove rust-pico-sys-0.0. Add
rust-criterion-0.3.

etc: teams: Add entry for Mathieu Othacehe.

* etc/teams.scm.in ("Mathieu Othacehe"): New member.

etc: teams: Add entry for Eric Bavier.

* etc/teams.scm.in ("Eric Bavier"): New member.
(mozilla): Add #:description keyword before description.

gnu: urlscan: Update to 0.9.10.

* gnu/packages/mail.scm (urlscan): Update to 0.9.10.

gnu: Add r-biomartr.

* gnu/packages/bioconductor.scm (r-biomartr): New variable.

gnu: Add r-philentropy.

* gnu/packages/cran.scm (r-philentropy): New variable.

gnu: Add r-poorman.

* gnu/packages/cran.scm (r-poorman): New variable.

guix system: Remove unused 'read-operating-system' procedure.

* guix/scripts/system.scm (read-operating-system): Remove.
* gnu/ci.scm: Remove unused (guix scripts system) import.

gnu: mumps: Add alternate source code URL.

* gnu/packages/maths.scm (mumps)[source]: Add alternate URL.

gnu: mumps: Update to 5.5.1

* gnu/packages/maths.scm (mumps): Update to 5.5.1. Stop applying patches as the build configuration has been updated upstream. Allow for further optimized BLR compression by specifying the -DBLR_MT build option.
* gnu/packages/patches/mumps-build-parallelism.patch: File removed.
* gnu/packages/patches/mumps-shared-libseq.patch: File removed.
* gnu/packages/patches/mumps-shared-mumps.patch: File removed.
* gnu/packages/patches/mumps-shared-pord.patch: File removed.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu: Add texlive-sourcecodepro.

* gnu/packages/tex.scm (texlive-sourcecodepro): New variable.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>