UI: Draw socket type colors on the left in group sockets list

Previously the colors were on the right for outputs, but this is now
unecessary because of the organization in separate panels after
rBb1d1a58c77fb1658.

release/scripts/startup/bl_ui/space_node.py

@@ -678,16 +678,8 @@ class NODE_UL_interface_sockets(bpy.types.UIList):
         if self.layout_type in {'DEFAULT', 'COMPACT'}:
             row = layout.row(align=True)
 
-            # inputs get icon on the left
-            if not socket.is_output:
-                row.template_node_socket(color=color)
-
+            row.template_node_socket(color=color)
             row.prop(socket, "name", text="", emboss=False, icon_value=icon)
-
-            # outputs get icon on the right
-            if socket.is_output:
-                row.template_node_socket(color=color)
-
         elif self.layout_type == 'GRID':
             layout.alignment = 'CENTER'
             layout.template_node_socket(color=color)