By Jess Jones As ITV gears up to report its full-year financial results next week, analysts have forecast falling revenue and profits amid the frosty advertising market. Overall, analysts expect a three per cent decline in sales to £3.6bn and a sharp drop in pre-tax profit of over 40 per cent to £272m. The dividend is forecast to come in flat at five pence a share and will be bolstered by the £235m share buyback, financed by the sale of ITV’s Britbox stake,announced on Friday. Despite this sale sending ITV shares up 15 per cent, they remain down by 27 per cent over the last year. “The issues w…