By Saikat Chatterjee and Gertrude Chavez-Dreyfuss LONDON/NEW YORK (Reuters) – The euro fell across the board on Thursday as weaker-than-expected German and French PMI data confirmed that the euro zone economy is struggling to gain traction, prompting traders to trim bets on big interest rate hikes from the European Central Bank. High prices in the euro zone meant demand for manufactured goods fell in June at the fastest rate since May 2020 when the coronavirus pandemic was taking hold, with S&P Global’s headline factory Purchasing Managers’ Index (PMI) falling to a near two- year low of 52.0 f…