add new settings_mode setting to switch between basic and advanced view

Signed-off-by: Michael Kaufmann <d00p@froxlor.org>

install/froxlor.sql

@@ -723,6 +723,7 @@ opcache.validate_timestamps'),
 	('panel', 'logo_image_login', ''),
 	('panel', 'logo_overridetheme', '0'),
 	('panel', 'logo_overridecustom', '0'),
+	('panel', 'settings_mode', '0'),
 	('panel', 'version', '0.11.0-dev1'),
 	('panel', 'db_version', '202112310');