nixos/nixseparatedebuginfod2: Relax too strict hardening (#491440)

        ProtectKernelLogs = true; # Prevent access to kernel logs

        ProtectClock = true; # Prevent setting the RTC

        ProtectProc = "noaccess";

        ProcSubset = "pid";

        # Networking

        RestrictAddressFamilies = "AF_UNIX AF_INET AF_INET6";