* gnu/packages/linux.scm (btrfs-progs): Update to 6.0.2.

* gnu/packages/linux.scm (linux-libre-4.9-version): Update to 4.9.334.
(linux-libre-4.9-pristine-source): Update hash.

* gnu/packages/linux.scm (linux-libre-4.14-version): Update to 4.14.300.
(linux-libre-4.14-pristine-source): Update hash.

* gnu/packages/linux.scm (linux-libre-4.19-version): Update to 4.19.267.
(linux-libre-4.19-pristine-source, deblob-scripts-4.19): Update hashes.

* gnu/packages/linux.scm (linux-libre-5.4-version): Update to 5.4.225.
(linux-libre-5.4-pristine-source, deblob-scripst-5.4): Update hashes.

* gnu/packages/linux.scm (linux-libre-5.10-version): Update to 5.10.156.
(linux-libre-5.10-pristine-source): Update hash.

* gnu/packages/linux.scm (linux-libre-5.15-version): Update to 5.15.80.
(linux-libre-5.15-pristine-source): Update hash.

* gnu/packages/linux.scm (linux-libre-6.0-version): Update to 6.0.10.
(linux-libre-6.0-pristine-source): Update hash.

Fixes <https://issues.guix.gnu.org/59551>.
Reported by Edison Ibáñez <arkhan@riseup.net>

* gnu/packages/linux.scm (xfsprogs-5.9): New variable.
* gnu/packages/docker.scm (docker)[inputs]: Replace xfsprogs by xfsprogs-5.9.

* gnu/packages/patches/linux-libre-infodocs-target.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.
* gnu/packages/linux.scm (linux-libre-6.0-source, linux-libre-5.15-source)
(linux-libre-5.10-source): Apply above patch.
(doc-supported?): New procedure.
(make-linux-libre) [DOC-SUPPORTED?]: Add new patch in
the default patches used.  Add a BUILD-DOC? argument.
(make-linux-libre*): Add a BUILD-DOC? argument.  Validate BUILD-DOC? for
supported VERSION.
[arguments]: Conditionally add the build-doc and install-doc phases.
[native-inputs]: Conditionally add fontconfig, graphviz, python-wrapper,
python-sphinx, texinfo and which.