Merge pull request #59 from Kolyunya/patch-1

Fix deprecated string interpolation

Author: Naktibalda

src/Codeception/Module/Doctrine2.php

@@ -971,8 +971,8 @@ protected function _buildAssociationQuery(QueryBuilder $qb, string $assoc, strin
             if ($data->associationMappings !== null && array_key_exists($key, $data->associationMappings)) {
                 $map = $data->associationMappings[$key];
                 if (is_array($val)) {
-                    $qb->innerJoin("$alias.$key", "${alias}__$key");
-                    $this->_buildAssociationQuery($qb, $map['targetEntity'], "${alias}__$key", $val, $paramIndex);
+                    $qb->innerJoin("$alias.$key", "{$alias}__$key");
+                    $this->_buildAssociationQuery($qb, $map['targetEntity'], "{$alias}__$key", $val, $paramIndex);
                     continue;
                 }
             }