Rename history sequence when the table is renamed

Just like in ff68233bdeb1 we need to also rename the history sequence name as
the migration to identity relies on the sequence name including the table name.

Closes #14598
(grafted from 37e965ef7d10183ef37a2b627b25bc6366421122)

--HG--
branch : 6.0

trytond/trytond/backend/postgresql/table.py

@@ -125,6 +125,12 @@ class TableHandler(TableHandlerInterface):
                 and not TableHandler.table_exist(new_history)):
             cursor.execute('ALTER TABLE "%s" RENAME TO "%s"'
                 % (old_history, new_history))
+            # Migrate from 6.6: rename old history sequence
+            old_history_sequence = f'{old_name}__history' + '___id_seq'
+            new_history_sequence = f'{new_name}__history' + '___id_seq'
+            transaction.database.sequence_rename(
+                transaction.connection, old_history_sequence,
+                new_history_sequence)
 
     def column_exist(self, column_name):
         return column_name in self._columns