test: seed ae_leads_loc; update badge tests and helpers; docs: note Leads migration

src/lib/ae_events/ae_events__event_badge.test.ts

@@ -46,11 +46,11 @@ describe('create_ae_obj__event_badge', () => {
         expect(mockCreateNested).toHaveBeenCalled();
         expect(mockCreateNested).toHaveBeenCalledWith({
             api_cfg,
-            parent_type: 'event',
+            parent_type: 'event_person',
             parent_id: event_id,
             child_type: 'event_badge',
             fields: data_kv,
-            return_obj: true,
+            params: {},
             log_lvl: 0
         });
 
@@ -84,7 +84,7 @@ describe('update_ae_obj__event_badge', () => {
             child_type: 'event_badge',
             child_id: 'eb999',
             fields: { full_name_override: 'Updated' },
-            return_obj: true,
+            params: {},
             log_lvl: 0
         });
         expect(res).toEqual(fakeResult);