Fix nonprofit model is called nonprofit
Fix nonprofit model is called nonprofit

BhaveshSGupta/FreeCodeCamp,pahosler/freecodecamp,otavioarc/freeCodeCamp,jonathanihm/freeCodeCamp,FreeCodeCamp/FreeCodeCamp,jonathanihm/freeCodeCamp,HKuz/FreeCodeCamp,raisedadead/FreeCodeCamp,BhaveshSGupta/FreeCodeCamp,raisedadead/FreeCodeCamp,pahosler/freecodecamp,FreeCodeCamp/FreeCodeCamp,otavioarc/freeCodeCamp,BhaveshSGupta/FreeCodeCamp,HKuz/FreeCodeCamp