Add alias support for filterMany

[artemik]

Expected behavior

I need to execute a query where filterMany requires using an alias to support a subquery using max(...) function.

Example:

return new QOrder()
                .items.filterMany(new QItem()
                        .alias("iii")
                        .startDate.eq(new QItem()
                                .select("max(startDate)")
                                .raw("order = iii.order_id")
                                .query()
                        )
                        .getExpressionList())
                .findList();

Actual behavior

It currently fails with something like table "iii" is missing from FROM. Probably because getExpressionList() doesn't forward aliases. Query log also proves there was no alias generated for the query.

For the above query exactly, the workaround seems to give an alias to the parent query instead and rewrite the query a bit:

return new QOrder()
                .alias("ooo")
                .items.filterMany(new QItem()
                        .startDate.eq(new QItem()
                                .select("max(startDate)")
                                .raw("order = ooo.id")
                                .query()
                        )
                        .getExpressionList())
                .findList();

This basically seems to have the same result, but I'm not sure if it would cover all cases? So opening that issue to hear thoughts.