By Devika Krishna Kumar and Maytaal Angel | NEW YORK/LONDON NEW YORK/LONDON Gold prices rose on Wednesday as the dollar dipped and simmering geopolitical tensions lent support, though the metal was little changed for the month amid an increased chance of a U.S. interest rate rise next month.The dollar edged lower versus a currency basket .DXY amid growing political tension in Washington. Sterling recovered after a poll showed Britain's ruling Conservatives still leading ahead of elections next week.