By Jesús Aguado MADRID/ISTANBUL (Reuters) – Spain’s BBVA said on Wednesday it had paid 22.76 billion Turkish lira ($1.43 billion) to raise its stake in Garanti to 85.97%, following its bid for the rest of the Turkish lender it did not own. Like bigger Spanish rival Santander, BBVA has been expanding in emerging economies to boost income, though some analysts point to risks from its exposure to the economic uncertainty in Turkey, where inflation surged to a two-decade high of close to 70% in April. Surpassing the 50% threshold in Garanti, with its acquisition of the further 36.12% stake, will a…