By Jason Hovet and Alan CharlishWARSAW/PRAGUE (Reuters) – Central European currencies are expected to weaken over the next 12 months with the Polish zloty taking the biggest hit, a Reuters poll showed, as higher inflation compared to the euro zone and the prospect of interest rate cuts weigh. “I think the market could be underestimating the length of the economic slowdown the CEE economies will suffer and we will probably have some talk about interest rate cuts, so amid high inflation this will weigh on the CEE currencies,” Ipopema Securities economist Marcin Sulewski said. ”The Czech crown is forecast to weaken the least of the region’s currencies, falling 0