gnu: Add webkitgtk-with-libsoup2

* gnu/packages/webkit.scm (webkitgtk-with-libsoup2): New variable.

gnu: libblockdev: Update to 2.26.

* gnu/packages/disk.scm (libblockdev): Update to 2.26.
[source]: Remove patches field.
[inputs]: Add xfsprogs.
* gnu/packages/patches/libblockdev-glib-compat.patch: Delete file.
* gnu/local.mk (dist_patch_DATA): De-register it.

gnu: uhttpmock: Use libsoup 2.

* gnu/packages/web.scm (uhttpmock)[inputs]{libsoup}: Downgrade to libsoup 2 to
fix build.

gnu: emacs-elpy: Update to 1.35.0-0.8d0de31.

* gnu/packages/emacs-xyz.scm (emacs-elpy): Update to 1.35.0-0.8d0de31.
[source]: Use git-fetch.
[phases]{patch-ffip-project-search-call}: Delete.
{disable-broken-tests}: New phase.
[propagated-inputs]{python-rope}: Remove.

gnu: jami-gnome: Fix build with webkitgtk 2.34.1.

* gnu/packages/jami.scm (jami-gnome)[phases]{fix-webkit-detection}: New phase.

gnu: geoclue: Fix build option name.

* gnu/packages/gnome.scm (geoclue)[configure-flags]<bus-srv-user>: Rename
to...
<dbus-srv-user>: ... this.  The error was caught by meson 0.60.

gnu: accountsservice: Use meson 0.59.4 to work around a bug in 0.60.0.

* gnu/packages/freedesktop.scm (accountsservice):
[meson]: Use meson-0.59.

gnu: network-manager: Update to 1.32.12.

* gnu/packages/gnome.scm (network-manager): Update to 1.32.12.
[origin]: Remove snippet field.
[meson]: New argument.
[phases]: Remove trailing #t.
{pre-configure}: Adjust; disable failing jansson test.
* gnu/packages/patches/network-manager-plugin-path.patch: Adjust patch.

gnu: Add polkit-duktape.

* gnu/packages/polkit.scm (polkit): Disable a JavaScript related test, somehow
triggered in the polkit-duktape build.
(polkit-duktape): New variable.
* gnu/packages/patches/polkit-use-duktape.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.

gnu: duktape: Install a pkg-config file.

* gnu/packages/javascript.scm (duktape)[phases]{install-pkg-config}: New phase.

gnu: xorg-server: Fix indentation.

* gnu/packages/xorg.scm (xorg-server): Fix indentation.  Remove trailing #t.

gnu: xorg-server, xorg-server-for-tests: Update to 21.1.0.

* gnu/packages/xorg.scm (xorg-server): Update to 21.1.0.
[origin]: Update URI.
(xorg-server-for-tests)[version]: Delete field.
[source]: Likewise.
[propagated-inputs]: Add libxcvt and an explanatory comment.

gnu: Add libxcvt.

* gnu/packages/xorg.scm (libxcvt): New variable.

gnu: xorgproto: Update to 2021.5.

* gnu/packages/xorg.scm (xorgproto): Update to 2021.5.

gnu: xkeyboard-config: Update to 2.34.

* gnu/packages/xorg.scm (xkeyboard-config): Update to 2.34.

gnu: tracker: Use libsoup-minimal-2 to fix build.

The package doesn't build with libsoup 3 yet.

* gnu/packages/gnome.scm (tracker)[inputs]{libsoup}: Use libsoup-minimal-2.

gnu: dconf: Update to 0.40.0.

* gnu/packages/gnome.scm (dconf): Update to 0.40.0.
[configure-flags]: Fix the doc flag; it's named 'gtk_doc', not
'enable-gtk-doc'.

gnu: gtkmm: Update to 4.4.0.

* gnu/packages/gtk.scm (gtkmm): Update to 4.4.0.  Delete trailing #t.

gnu: gtkmm-3: Update to 3.24.5.

* gnu/packages/gtk.scm (gtkmm-3): Update to 3.24.5.
[arguments]: Use meson-0.59.

gnu: Add meson-0.59.

Since gtkmm@3 at least requires it, to workaround a possible new bug in Meson.
Keep Meson at 0.60, because it also introduces useful features, such as
validating that the build options used exist.

* gnu/packages/build-tools.scm (meson-0.59): New variable.