Generic-DB-lookup bot is still using SQLBOT

[G0meisa]

from changelog:

intelmq.lib.bot.SQLBot was replaced by an SQLMixin in intelmq.lib.mixins.SQLMixin. The Generic DB Lookup Expert bot and the SQLOutput bot were updated accordingly.

but it seems like that generic db lookup code was not updated completely.
line 61: elif self.cur.rowcount == 1 or (self.cur.rowcount == -1 and self.engine == SQLBot.SQLITE):
line 65: elif self.cur.rowcount == -1 and self.engine == SQLBot.SQLITE: