* gnu/packages/bootloaders.scm (grub): Update to 2.04. [source]: Remove upstreamed patches. [arguments]: Don't require Python. Add a ‘disable-pixel-perfect-test’ phase to skip tests that fail with with our newer Unifont. * gnu/packages/patches/grub-efi-fat-serial-number.patch: Adjust context. * gnu/packages/patches/grub-binutils-compat.patch, gnu/packages/patches/grub-check-error-efibootmgr.patch: Delete files. * gnu/local.mk (dist_patch_DATA): Remove them.
* gnu/packages/patches/grub-efi-fat-serial-number.patch: New file. * gnu/packages/bootloaders.scm (grub)[source](patches): Add it. * gnu/local.mk (dist_patch_DATA): Add it.
