more grammar fixes

Author: jchanvfx

NodeGraphQt/base/commands.py

@@ -157,7 +157,7 @@ def redo(self):
         self.model.nodes[self.node.id] = self.node
         self.viewer.add_node(self.node.view, self.pos)
 
-        # node width & height is calculated when its added to the scene
+        # node width & height is calculated when it's added to the scene,
         # so we have to update the node model here.
         self.node.model.width = self.node.view.width
         self.node.model.height = self.node.view.height

NodeGraphQt/widgets/viewer.py

@@ -1465,7 +1465,7 @@ def set_pipe_layout(self, layout):
 
     def get_layout_direction(self):
         """
-        Returns the layout direction set on the the node graph viewer
+        Returns the layout direction set on the node graph viewer
         used by the pipe items for drawing.
 
         Returns: