Fix broken link (#5728)

src/data/roadmaps/javascript/content/111-javascript-this-keyword/100-function-borrowing.md

@@ -5,4 +5,4 @@ Function borrowing allows us to use the methods of one object on a different obj
 Visit the following resources to learn more:
 
 - [Function borrowing](https://medium.com/@ensallee/function-borrowing-in-javascript-4bd671e9d7b4)
-- [When would I use function borrowing] (https://stackoverflow.com/questions/69892281/when-would-i-use-function-borrowing)
+- [When would I use function borrowing](https://stackoverflow.com/questions/69892281/when-would-i-use-function-borrowing)