templates: Drop special-casing of Cloud_Base on Rawhide
    
    This was from F35 era when Cloud_Base worked on UEFI on Rawhide
    but not F33 or F34. Now F34 is EOL, we can just follow the same
    policy for every release (run two tests on both BIOS and UEFI,
    the rest only on UEFI).
    
    Signed-off-by: Adam Williamson <awilliam@redhat.com>