Add FXForwardCurveDefinition renderer PLAT-2983
fxforwardcurvespecification renderer PLAT-2985
ForwardSwapCurveDefinition  renderer PLAT-2987
forwardswapcurvespecification renderer PLAT-2989
remove duplicate variable
MultiCurveCalculationConfig renderer PLAT-2991
SwaptionVolatilityCubeSpecification renderer PLAT-2993