Update Vector3.html like a grammer natzi (mrdoob#9183)

tqn · mrdoob · commit 777f18eb6897 · 2016-06-21T00:02:59.000-07:00
GitHub makes everything so easy these days!
diff --git a/docs/api/math/Vector3.html b/docs/api/math/Vector3.html
@@ -146,7 +146,7 @@ <h3>[method:Float lengthManhattan]() [page:Vector3 this]</h3>
 
 		<h3>[method:Vector3 normalize]() [page:Vector3 this]</h3>
 		<div>
-		Normalizes this vector. Transforms this Vector into a Unit vector by dividing the vector by it's length.
+		Normalizes this vector. Transforms this Vector into a Unit vector by dividing the vector by its length.
 		</div>
 
 		<h3>[method:Float distanceTo]( [page:Vector3 v] ) [page:Vector3 this]</h3>
