Fix error on homework - age != birth year

The text says to assign your own age but actually you need to assign your birth year

Author: marcorichetta

javascript1/week1/homework.md

@@ -67,7 +67,7 @@ Cool now lets venture into the world and see which problems we can solve with so
 
 > You are talking to a friend who suddently looks at you and asks: "How old will you be in 2045?" Hmm you remember the year you were born and try to do some calculation: Born in 1987 + 3 that's 1990. 90 - 40 is 50 + 5 thats 58. I will be 58! Wow that was painful! Let's fix that by making some code that automatically does this!
 
-Create two variables called `yearOfBirth` and `yearFuture`. Assign these your own age and a future year.
+Create two variables called `yearOfBirth` and `yearFuture`. Assign these your birth year and a future year.
 What type will these two variables be? Using `yearOfBirth` and `yearFuture` calculate the age and store that in a variable called `age`. 
 
 Log out this string: "You will be 40 years old in 2027". With 40 being the result of the `age` variable and 2027 being the `yearFuture` variable. (Hint use string concatenation)