Update to fwupdate 6
    
    - lots of build fixes for newer compilers and such
    - Use libsmbios on some systems to enable firmware updates (Mario Limonciello)
    - Use the correct reset type from the QueryCapsuleInfo data
    - Lots of fixes from auditing
    - Use efivar's error reporting infrastructure
    
    Signed-off-by: Peter Jones <pjones@redhat.com>