chore: Remove unused import

packages/elasticsearch-plugin/src/indexer.controller.ts

@@ -22,7 +22,7 @@ import {
 } from '@vendure/core';
 import { Observable } from 'rxjs';
 
-import { ELASTIC_SEARCH_OPTIONS, loggerCtx, PRODUCT_INDEX_NAME, VARIANT_INDEX_NAME } from './constants';
+import { ELASTIC_SEARCH_OPTIONS, loggerCtx, VARIANT_INDEX_NAME } from './constants';
 import { createIndices, getClient, getIndexNameByAlias } from './indexing-utils';
 import { ElasticsearchOptions } from './options';
 import {