By Huw Jones LONDON (Reuters) -Regulating consultants who advise pension funds would ensure greater focus on managing risks that can emerge from the sector, such as the recent difficulties with liability-driven investment (LDI) funds, the Financial Conduct Authority said on Monday. LDI funds, which help pension funds meet future payouts, struggled to meet collateral calls on their holdings of UK government bonds in September, forcing the Bank of England to step in to buy gilts. Pension funds use consultants, who don’t need to be regulated, to advise on hiring LDI funds offered by asset managem…