Release 0.46.2

What's Changed

• refactor(optimizer): Split optimizer code to make it cleaner and easier to understand/maintain by @bellini666 in #575
• fix(optimizer): Convert select_related into Prefetch when the type defines a custom get_queryset by @bellini666 in #583
• fix(optimizer): Avoid extra queries for prefetches with existing prefetch hints by @bellini666 in #582
• fix: Do not try to call an ordering object's order method if it is not a decorated method by @bellini666 in #584
• fix: Avoid pagination failures when filtering connection by last without before/after by @bellini666 in #585

Full Changelog: v0.46.1...v0.46.2