PyAPI: remove bpy.utils.register_module()

In preparation for it being removed, see: T47811

release/scripts/startup/bl_operators/wm.py

@@ -2192,3 +2192,58 @@ class WM_OT_addon_userpref_show(Operator):
             bpy.ops.screen.userpref_show('INVOKE_DEFAULT')
 
         return {'FINISHED'}
+
+
+classes = (
+    BRUSH_OT_active_index_set,
+    WM_OT_addon_disable,
+    WM_OT_addon_enable,
+    WM_OT_addon_expand,
+    WM_OT_addon_install,
+    WM_OT_addon_refresh,
+    WM_OT_addon_remove,
+    WM_OT_addon_userpref_show,
+    WM_OT_appconfig_activate,
+    WM_OT_appconfig_default,
+    WM_OT_blenderplayer_start,
+    WM_OT_context_collection_boolean_set,
+    WM_OT_context_cycle_array,
+    WM_OT_context_cycle_enum,
+    WM_OT_context_cycle_int,
+    WM_OT_context_menu_enum,
+    WM_OT_context_modal_mouse,
+    WM_OT_context_pie_enum,
+    WM_OT_context_scale_float,
+    WM_OT_context_scale_int,
+    WM_OT_context_set_boolean,
+    WM_OT_context_set_enum,
+    WM_OT_context_set_float,
+    WM_OT_context_set_id,
+    WM_OT_context_set_int,
+    WM_OT_context_set_string,
+    WM_OT_context_set_value,
+    WM_OT_context_toggle,
+    WM_OT_context_toggle_enum,
+    WM_OT_copy_prev_settings,
+    WM_OT_doc_view,
+    WM_OT_doc_view_manual,
+    WM_OT_keyconfig_activate,
+    WM_OT_keyconfig_export,
+    WM_OT_keyconfig_import,
+    WM_OT_keyconfig_remove,
+    WM_OT_keyconfig_test,
+    WM_OT_keyitem_add,
+    WM_OT_keyitem_remove,
+    WM_OT_keyitem_restore,
+    WM_OT_keymap_restore,
+    WM_OT_operator_cheat_sheet,
+    WM_OT_operator_pie_enum,
+    WM_OT_path_open,
+    WM_OT_properties_add,
+    WM_OT_properties_context_change,
+    WM_OT_properties_edit,
+    WM_OT_properties_remove,
+    WM_OT_sysinfo,
+    WM_OT_theme_install,
+    WM_OT_url_open,
+)