SECRETS: Do not link with c-ares
    
    Since we started using libcurl for the proxy provider, there is no point
    in initializing or linking against c-ares.
    
    If we want to explicitly use a resolver in the future, we should use
    libcurl callbacks.
    
    Reviewed-by: Simo Sorce <simo@redhat.com>
    Reviewed-by: Fabiano Fidêncio <fidencio@redhat.com>
    Reviewed-by: Lukáš Slebodník <lslebodn@redhat.com>