gnu: linux-libre: Update to 5.4.5.

gnu: linux-libre: Update to 5.4.5.

* gnu/packages/aux-files/linux-libre/5.3-arm-veyron.conf,
gnu/packages/aux-files/linux-libre/5.3-arm.conf,
gnu/packages/aux-files/linux-libre/5.3-arm64.conf,
gnu/packages/aux-files/linux-libre/5.3-i686.conf,
gnu/packages/aux-files/linux-libre/5.3-x86_64.conf: Delete files.
* gnu/packages/aux-files/linux-libre/5.4-arm-veyron.conf,
gnu/packages/aux-files/linux-libre/5.4-arm.conf,
gnu/packages/aux-files/linux-libre/5.4-arm64.conf,
gnu/packages/aux-files/linux-libre/5.4-i686.conf,
gnu/packages/aux-files/linux-libre/5.4-x86_64.conf: New files.
* Makefile.am (AUX_FILES): Update accordingly.
* gnu/packages/patches/linux-libre-active-entropy.patch: Delete file.
* gnu/local.mk (dist_patch_DATA): Remove it.
* gnu/packages/linux.scm (deblob-scripts-5.3, linux-libre-5.3-version)
(linux-libre-5.3-pristine-source, linux-libre-5.3-source)
(linux-libre-headers-5.3, linux-libre-5.3): Remove variables.
(deblob-scripts-5.4, linux-libre-5.4-version)
(linux-libre-5.4-pristine-source, linux-libre-5.4-source)
(linux-libre-headers-5.4, linux-libre-5.4): New variables.
(linux-libre-version, linux-libre-pristine-source)
(linux-libre-source, linux-libre): Point to linux-libre-5.4*.