Docs: Updated Matrix4.decompose note. See #20752

docs/api/en/math/Matrix4.html

@@ -138,8 +138,8 @@ m.elements = [ 11, 21, 31, 41,
 
 		<h3>[method:null decompose]( [param:Vector3 position], [param:Quaternion quaternion], [param:Vector3 scale] )</h3>
 		<p>
-		Decomposes this matrix into it's [page:Vector3 position], [page:Quaternion quaternion] and [page:Vector3 scale] components.
-		The method can't be used to decompose an object's world matrix if its parent has a non-uniform scale.
+		Decomposes this matrix into it's [page:Vector3 position], [page:Quaternion quaternion] and [page:Vector3 scale] components.<br/><br/>
+		Note: Not all matrices are decomposable in this way. For example, if an object has a non-uniformly scaled parent, then the object's world matrix may not be decomposable, and this method may not be appropriate.
 		</p>
 
 		<h3>[method:Float determinant]()</h3>

docs/api/zh/math/Matrix4.html

@@ -128,7 +128,8 @@ m.elements = [ 11, 21, 31, 41,
 
 		<h3>[method:null decompose]( [param:Vector3 position], [param:Quaternion quaternion], [param:Vector3 scale] )</h3>
 		<p>
-			将矩阵分解到给定的平移[page:Vector3 position] ,旋转 [page:Quaternion quaternion]，缩放[page:Vector3 scale]分量中。
+			将矩阵分解到给定的平移[page:Vector3 position] ,旋转 [page:Quaternion quaternion]，缩放[page:Vector3 scale]分量中。<br/><br/>
+			Note: Not all matrices are decomposable in this way. For example, if an object has a non-uniformly scaled parent, then the object's world matrix may not be decomposable, and this method may not be appropriate.
 		</p>
 
 		<h3>[method:Float determinant]()</h3>