Update search-howto-run-reset-indexers.md - Add missing space per Acrolix

Author: American-Dipper

articles/search/search-howto-run-reset-indexers.md

@@ -216,7 +216,7 @@ When you're testing this API for the first time, the following APIs can help you
     }
     ```
 
-    + The document keys provided in the request are values from the search index, which can be different from the corresponding fields in the data source. If you're unsure of the key value, [send a query](search-query-create.md) to return the value.You can use `select` to return just the document key field.
+    + The document keys provided in the request are values from the search index, which can be different from the corresponding fields in the data source. If you're unsure of the key value, [send a query](search-query-create.md) to return the value. You can use `select` to return just the document key field.
 
     + For blobs that are parsed into multiple search documents (where parsingMode is set to [jsonLines or jsonArrays](search-howto-index-json-blobs.md), or [delimitedText](search-howto-index-csv-blobs.md)), the document key is generated by the indexer and might be unknown to you. In this scenario, a query for the document key to return the correct value.