fixed unclear description for jQuery challenge using all selectors suggested by @trs4ece
fixed unclear description for jQuery challenge using all selectors
suggested by @trs4ece

closes #3845

jonathanihm/freeCodeCamp,codeman869/FreeCodeCamp,no-stack-dub-sack/freeCodeCamp,MiloATH/FreeCodeCamp,sakthik26/FreeCodeCamp,jonathanihm/freeCodeCamp,otavioarc/freeCodeCamp,BrendanSweeny/FreeCodeCamp,raisedadead/FreeCodeCamp,HKuz/FreeCodeCamp,techstonia/FreeCodeCamp,Munsterberg/freecodecamp,BhaveshSGupta/FreeCodeCamp,TheeMattOliver/FreeCodeCamp,MiloATH/FreeCodeCamp,TheeMattOliver/FreeCodeCamp,FreeCodeCamp/FreeCodeCamp,BerkeleyTrue/FreeCodeCamp,HKuz/FreeCodeCamp,BhaveshSGupta/FreeCodeCamp,matthew-t-smith/freeCodeCamp,techstonia/FreeCodeCamp,systimotic/FreeCodeCamp,pahosler/freecodecamp,Munsterberg/freecodecamp,FreeCodeCamp/FreeCodeCamp,matthew-t-smith/freeCodeCamp,systimotic/FreeCodeCamp,codeman869/FreeCodeCamp,no-stack-dub-sack/freeCodeCamp,BhaveshSGupta/FreeCodeCamp,1111113j8Pussy420/https-github.com-raisedadead-freeCodeCamp,raisedadead/FreeCodeCamp,otavioarc/freeCodeCamp,1111113j8Pussy420/https-github.com-raisedadead-freeCodeCamp,DusanSacha/FreeCodeCamp,tmashuang/FreeCodeCamp,FreeCodeCampQuito/FreeCodeCamp,tmashuang/FreeCodeCamp,DusanSacha/FreeCodeCamp,BerkeleyTrue/FreeCodeCamp,pahosler/freecodecamp,FreeCodeCampQuito/FreeCodeCamp,sakthik26/FreeCodeCamp,BrendanSweeny/FreeCodeCamp