93803: Rename findAllByHref to findListByHref

To avoid confusion with FindAllData:
- findAll is a "feature" to retrieve all resources from the endpoint itself ~ a plain GET
- findAllByHref is retrieves lists of resources in general

src/app/shared/rss-feed/rss.component.spec.ts

@@ -66,7 +66,7 @@ describe('RssComponent', () => {
             sort: new SortOptions('dc.title', SortDirection.ASC),
           }));
         groupDataService = jasmine.createSpyObj('groupsDataService', {
-            findAllByHref: createSuccessfulRemoteDataObject$(createPaginatedList([])),
+            findListByHref: createSuccessfulRemoteDataObject$(createPaginatedList([])),
             getGroupRegistryRouterLink: '',
             getUUIDFromString: '',
           });