Remove remaining traces of audit log

Signed-off-by: DL6ER <dl6er@dl6er.de>

advanced/Scripts/database_migration/gravity/1_to_2.sql

@@ -2,13 +2,6 @@
 
 BEGIN TRANSACTION;
 
-CREATE TABLE domain_audit
-(
-    id INTEGER PRIMARY KEY AUTOINCREMENT,
-    domain TEXT UNIQUE NOT NULL,
-    date_added INTEGER NOT NULL DEFAULT (cast(strftime('%s', 'now') as int))
-);
-
 UPDATE info SET value = 2 WHERE property = 'version';
 
 COMMIT;