Elevate field type in the action editor (#28862)

* Remove redundant `isSettings` prop

* Extract `FormFieldEditorDragContainer`

* Extract `FormFieldEditor` component

* Update field editor UI

* Disable validation in parameters editor

* Fix crash on adding a new parameter

* Add new tests and fix existing

* Remove redundant `overflow: hidden`

* Use shorter flex properties

* Remove redundant `key` prop

* Increase icon size