Merge pull request #18336 from PJB3005/18-04-21-command's

Fixes a typo in the VisualServer.canvas_item_add_set_transform docs.

doc/classes/VisualServer.xml

@@ -328,7 +328,7 @@
 			</argument>
 			<description>
 				Adds a [Transform2D] command to the [CanvasItem]'s draw commands.
-				This sets the extra_matrix uniform when executed. This affects the later command's of the canvas item.
+				This sets the extra_matrix uniform when executed. This affects the later commands of the canvas item.
 			</description>
 		</method>
 		<method name="canvas_item_add_texture_rect">