Added created by and when (#21584)
Added created by and when (#21584)

Added that Brendan Eich created JS in may of 1995.
FreeCodeCamp/FreeCodeCamp,raisedadead/FreeCodeCamp,BhaveshSGupta/FreeCodeCamp,BhaveshSGupta/FreeCodeCamp,raisedadead/FreeCodeCamp,BhaveshSGupta/FreeCodeCamp,FreeCodeCamp/FreeCodeCamp,jonathanihm/freeCodeCamp,jonathanihm/freeCodeCamp