gnu: python-tomli-w: Use pyproject-build-system.

* gnu/packages/python-build.scm (python-tomli-w) [build-system]: Use
pyproject-build-system.
[arguments]: Remove #:phases arguments.

gnu: python-tomli: Update to 2.0.1.

* gnu/packages/python-build.scm (python-tomli): Update to 2.0.1.
[build-system]: Use pyproject-build-system.
[arguments]: Remove build and install phase overrides.  Add add-self-to-path.
[native-inputs]: Remove python-pypa-build and input labels.

gnu: python-pathspec: Update to 0.11.1.

* gnu/packages/python-build.scm (python-pathspec): Update to 0.11.1.
[home-page]: Update URL.

gnu: Add python-trove-classifiers.

* gnu/packages/python-build.scm (python-trove-classifiers): New variable.

gnu: python-xyz: Move some packages to (gnu packages python-build).

This is to prepare for the new 'python-hatchling' build package, which has
these dependencies.

* gnu/packages/python-xyz.scm (python-pathspec, python-pluggy): Move to...
* gnu/packages/python-build.scm: ... here.  Re-organize definitions a bit,
with comments.

gnu: libsoup: Depend on Samba only on supported systems.

This unlocks gtk+@3 on i686-linux, which so far was unavailable because
Samba depends on Rust.

* gnu/packages/gnome.scm (libsoup-minimal)[inputs]: Have 'samba/pinned'
dependency only on supported systems.

gnu: python-shiboken-2: Fix compilation with Python 3.10.

* gnu/packages/patches/python-shiboken-2-compat.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/qt.scm (python-shiboken-2): Use it.

gnu: xdot: Complete atk to at-spi2-core transition.

This is a followup to c000352c27f511dfb5569bef09f9b774d6100117.

* gnu/packages/graphviz.scm (xdot)[arguments]: In 'wrap' phase, change
"atk" to "at-spi2-core".

gnu: emacs-xelb: Fix compilation error with xcb-proto@1.15.

* gnu/packages/patches/emacs-xelb-ignore-length-element.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/emacs-xyz.scm (emacs-xelb): Use it.

gnu: glibc: Reintroduce version 2.33.

* gnu/packages/base.scm (glibc-2.33): New variable.

gnu: lxqt-session: Fix handling of procps@4.

* gnu/packages/patches/lxqt-session-procps-4.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register patch.
* gnu/packages/lxqt.cm (lxqt-session): Apply patch.

gnu: qtlocation: Correct hash.

This is probably a consequence of a branch merge, since the hash was for
version 5.15.5, whereas the package has version 5.15.8.

* gnu/packages/qt.scm (qtlocation): Correct hash.

gnu: libjpeg-turbo: Skip failing test on riscv64-linux.

* gnu/packages/image.scm (libjpeg-turbo)[arguments]: Adjust
configure-flags to skip a failing test also on riscv64-linux.

gnu: softhsm: Fix test failure with openssl-3.

* gnu/packages/patches/softhsm-fix-openssl3-tests.patch: New file.
* gnu/packages/security-token.scm (softhsm): Use it.
* gnu/local.mk (dist_patch_DATA): Register it.

Signed-off-by: Andreas Enge <andreas@enge.fr>

gnu: openttd-opengfx: Fix build.

* gnu/packages/games.scm (openttd-opengfx)[arguments]: Create mime database
in the `configure` phase.
[native-inputs]: Add shared-mime-info.

gnu: nml: Update to 0.7.2.

* gnu/packages/game-development.scm (nml): Update to 0.7.2.

gnu: grfcodec: Update to latest commit.

* gnu/packages/game-development.scm (grfcodec): Update to latest commit.

gnu: gdb: Change default to 12.x.

* gnu/packages/gdb.scm (gdb): Change to GDB-12.

gnu: gdb: Distinguish between the "pinned" and the "default" version.

* gnu/packages/gdb.scm (gdb/pinned): New variable.
* gnu/packages/rust.scm (rust)[native-inputs]: Use it instead of GDB.

gnu: gdb: Remove Hurd patch.

The patch was useful for GDB 11 on the previous Hurd version that was
used; it's unnecessary on GDB 12 and GDB 11 has other build issues on
the current GNU/Hurd.

This change fixes "guix build gdb-minimal --target=i586-pc-gnu".

* gnu/packages/patches/gdb-fix-gnu-nat-build.patch: Remove.
* gnu/local.mk (dist_patch_DATA): Remove it.
* gnu/packages/gdb.scm (gdb-11)[arguments]: Remove 'patch-gdb/hurd' phase.
[inputs]: Remove "hurd-build.patch" input.
[supported-systems]: New field.
(gdb-12)[supported-systems]: New field.