erp5_officejs: fixup duplicated selection name

bt5/erp5_officejs/SkinTemplateItem/portal_skins/erp5_officejs_slideshow_editor/TestPageModule_viewForSlideshowEditor/listbox.xml

@@ -151,7 +151,7 @@
                 </item>
                 <item>
                     <key> <string>selection_name</string> </key>
-                    <value> <string>test_page_module_view_test_page_list_selection</string> </value>
+                    <value> <string>test_page_module_view_test_page_list_officejs_selection</string> </value>
                 </item>
                 <item>
                     <key> <string>sort</string> </key>