Merge patch "sysv: Remove the filesystem"

This removes the sysv filesystem from the kernel.

* patches from https://lore.kernel.org/r/20250220163940.10155-2-jack@suse.cz:
  sysv: Remove the filesystem

Link: https://lore.kernel.org/r/20250220163940.10155-2-jack@suse.cz


Signed-off-by: Christian Brauner <brauner@kernel.org>