By Samuel Indyk LONDON (Reuters) -The British pound extended its losses against the euro and dollar on Thursday after the Bank of England raised its main interest rate to the highest level since 2008, while hinting that rates were near their peak. The BoE voted 7-2 to raise its interest rate by 50 basis points to 4.00% in its 10th straight hike, a move mostly expected by investors and economists. But it dropped its pledge to “respond forcefully, as necessary” to signs of further inflationary pressure, adding that inflation had probably peaked. The pound strengthened right after the decision wa…