Add missing open tag in Spline.html

docs/api/math/Spline.html

@@ -50,7 +50,7 @@
 		nSubDivisions — number of subdivisions between control points. Default is *100*.
 		</div>
 		<div>
-			Returns an object with the two properties. The property .[page:Number total]</strong> contains
+			Returns an object with the two properties. The property .<strong>[page:Number total]</strong> contains
 			the length of the spline when using nSubDivisions. The property .[page:Array chunkLength]
 			contains an array with the total length from the beginning of the spline to the end of that chunk.
 		</div>