Update index.mdx

Fixed PVector class link in Vectors: Normalizing section

Author: 0x-a6

content/tutorials/text/pvector/index.mdx

@@ -618,7 +618,7 @@ In other words, to normalize a vector, simply divide each component by its magni
 
 </FixedImage>
 
-In the (http://processing.org/reference/PVector.html)[**PVector**] class, we therefore write our normalization function as follows:
+In the [**PVector**](http://processing.org/reference/PVector.html) class, we therefore write our normalization function as follows:
 
 ```
   void normalize() {