Update Solvers.cpp
Update Solvers.cpp

A tiny typo in the new solver
DANA-Laboratory/CoolProp,JonWel/CoolProp,henningjp/CoolProp,henningjp/CoolProp,DANA-Laboratory/CoolProp,dcprojects/CoolProp,JonWel/CoolProp,henningjp/CoolProp,CoolProp/CoolProp,JonWel/CoolProp,DANA-Laboratory/CoolProp,JonWel/CoolProp,henningjp/CoolProp,CoolProp/CoolProp,dcprojects/CoolProp,dcprojects/CoolProp,CoolProp/CoolProp,CoolProp/CoolProp,henningjp/CoolProp,CoolProp/CoolProp,DANA-Laboratory/CoolProp,DANA-Laboratory/CoolProp,henningjp/CoolProp,DANA-Laboratory/CoolProp,JonWel/CoolProp,JonWel/CoolProp,DANA-Laboratory/CoolProp,dcprojects/CoolProp,henningjp/CoolProp,dcprojects/CoolProp,dcprojects/CoolProp,CoolProp/CoolProp,CoolProp/CoolProp,henningjp/CoolProp,JonWel/CoolProp,dcprojects/CoolProp,CoolProp/CoolProp