The filter section especially on the projects and portfolios list can become an impediment for quickly loading the lists page. That is because of custom fields and other filters with potentially very long select lists but also the sheer number of filters that result in mostly hidden DOM can be problematic. 

**Acceptance criteria**

* The filter section (the part displayed when clicking on the 'Filters' button) is lazy loaded via a turbo frame.

* Loading happens within an acceptable time (might require separate bug fixes)


**QA**

* Test the filter sections on Begin of the deletion bothEnd of the deletion the projects as well as on the portfolios global list Begin of the insertionand also on meetingsEnd of the insertion