Fix import paths in two specs

spec/frontend/registry/explorer/pages/details_spec.js

@@ -13,7 +13,7 @@ import {
   SET_TAGS_LIST_SUCCESS,
   SET_TAGS_PAGINATION,
   SET_INITIAL_STATE,
-} from '~/registry/explorer/stores/mutation_types/';
+} from '~/registry/explorer/stores/mutation_types';
 
 import { tagsListResponse } from '../mock_data';
 import { DeleteModal } from '../stubs';

spec/frontend/registry/explorer/pages/list_spec.js

@@ -14,7 +14,7 @@ import {
   SET_IMAGES_LIST_SUCCESS,
   SET_PAGINATION,
   SET_INITIAL_STATE,
-} from '~/registry/explorer/stores/mutation_types/';
+} from '~/registry/explorer/stores/mutation_types';
 import {
   DELETE_IMAGE_SUCCESS_MESSAGE,
   DELETE_IMAGE_ERROR_MESSAGE,