Adaptation to renamed wm pkg

The 'wm' pkg is now called 'motif_wm'.

https://github.com/genodelabs/genode/issues/3024

run/hotkey.run

@@ -1,13 +1,8 @@
 create_boot_directory
 
-#
-# To use the themed decorator instead of the default one, replace 'pkg/wm'
-# with 'pkg/themed_wm'.
-#
-
 import_from_depot genodelabs/src/[base_src] \
                   genodelabs/pkg/[drivers_interactive_pkg] \
-                  genodelabs/pkg/wm \
+                  genodelabs/pkg/motif_wm \
                   genodelabs/src/init \
                   genodelabs/src/nitpicker \
                   genodelabs/src/ram_fs \