ACP2E-989: "Minimum should match" with enquoted search term causes incorrect search query generation

Author: dhorytskyi

app/code/Magento/Elasticsearch/SearchAdapter/Query/Builder/MatchQuery.php

@@ -120,7 +120,7 @@ public function build(array $selectQuery, RequestQueryInterface $requestQuery, $
             $fields = [];
             $fields[$resolvedField] = [
                 'query' => $transformedValue,
-                'boost' => $requestQueryBoost + $match['boost'] ?? 1,
+                'boost' => $requestQueryBoost + ($match['boost'] ?? 1),
             ];
 
             if (isset($match['analyzer'])) {