fixed insert() return values

Author: dg

src/Database/Table/GroupedSelection.php

@@ -238,7 +238,7 @@ protected function emptyResultSet(bool $clearCache = true, bool $deleteReference
 	/********************* manipulation ****************d*g**/
 
 
-	public function insert(iterable $data): ActiveRow|array|int|bool
+	public function insert(iterable $data): ActiveRow|array|int
 	{
 		if ($data instanceof \Traversable && !$data instanceof Selection) {
 			$data = iterator_to_array($data);

src/Database/Table/Selection.php

@@ -802,7 +802,7 @@ public function getDataRefreshed(): bool
 	 * @param  iterable<string, mixed>|self  $data
 	 * @return ($data is array<string, mixed> ? T : int)
 	 */
-	public function insert(iterable $data): ActiveRow|array|int|bool
+	public function insert(iterable $data): ActiveRow|array|int
 	{
 		//should be called before query for not to spoil PDO::lastInsertId
 		$primarySequenceName = $this->getPrimarySequence();