Move action logic from `policy_editor/scan_result/editor_component.vue` into `policy_editor/scan_result/action/action_section.vue`

The following discussion from !166794 (merged) should be addressed:

• @arfedoro started a discussion: (+2 comments)

  note (non-blocking) 📓

  With a grown complexity, it is more straightforward to separate action types into different components