[BUGFIX] Do not try to copy deleted records (FluidTYPO3#1719)

When trying to copy child records, do not copy deleted ones.

Close: FluidTYPO3#1704

Classes/Integration/HookSubscribers/DataHandlerSubscriber.php

@@ -15,6 +15,7 @@
 use FluidTYPO3\Flux\Utility\ColumnNumberUtility;
 use TYPO3\CMS\Core\Cache\CacheManager;
 use TYPO3\CMS\Core\Database\ConnectionPool;
+use TYPO3\CMS\Core\Database\Query\Restriction\DeletedRestriction;
 use TYPO3\CMS\Core\DataHandling\DataHandler;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
 use TYPO3\CMS\Extbase\Object\ObjectManager;
@@ -350,7 +351,8 @@ protected function getParentAndRecordsNestedInGrid(string $table, int $parentUid
         $languageField = $GLOBALS['TCA'][$table]['ctrl']['languageField'];
 
         $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable($table);
-        $queryBuilder->getRestrictions()->removeAll();
+        $queryBuilder->getRestrictions()->removeAll()
+            ->add(GeneralUtility::makeInstance(DeletedRestriction::class));
 
         $query = $queryBuilder->select(...GeneralUtility::trimExplode(',', $fieldsToSelect))
             ->from($table)