By Karen Brettell NEW YORK (Reuters) -The dollar gained on the yen but dipped against the euro on Wednesday as investors waited on U.S. inflation data for fresh clues on when the Federal Reserve is likely to begin cutting interest rates. In cryptocurrencies, bitcoin edged higher after being whipsawed late on Tuesday after a social media message on the U.S. Securities and Exchange Commission’s (SEC) account claimed the regulator had approved bitcoin exchange traded funds (ETFs), but was later revealed to have been made by an unauthorized person. The SEC was expected to announce later in the day…