formatting update, removed empty Source 2 (#19114)
formatting update, removed empty Source 2 (#19114)

closed off <li> tag from Source 1
raisedadead/FreeCodeCamp,otavioarc/freeCodeCamp,raisedadead/FreeCodeCamp,otavioarc/freeCodeCamp,FreeCodeCamp/FreeCodeCamp,pahosler/freecodecamp,BhaveshSGupta/FreeCodeCamp,HKuz/FreeCodeCamp,jonathanihm/freeCodeCamp,FreeCodeCamp/FreeCodeCamp,jonathanihm/freeCodeCamp,BhaveshSGupta/FreeCodeCamp,BhaveshSGupta/FreeCodeCamp,HKuz/FreeCodeCamp,pahosler/freecodecamp