Fix typo in constructor params (#26617)

docs/api/en/math/Matrix3.html

@@ -50,7 +50,7 @@ m.elements = [ 11, 21, 31,
 		<h2>Constructor</h2>
 
 		<h3>[name]( [param:Number n11], [param:Number n12], [param:Number n13],
-			[param:Number n21], [param:Number n22], [param:Number n22],
+			[param:Number n21], [param:Number n22], [param:Number n23],
 			[param:Number n31], [param:Number n32], [param:Number n33] )</h3>
 		<p>
 			Creates a 3x3 matrix with the given arguments in row-major order. If no arguments are provided, the constructor initializes