Merge pull request #2127 from vibbow/fix_basebuilder

Update limit function since $offset is nullable

system/Database/BaseBuilder.php

@@ -1293,7 +1293,7 @@ public function orderBy(string $orderBy, string $direction = '', bool $escape =
 	 *
 	 * @return BaseBuilder
 	 */
-	public function limit(int $value = null, int $offset = 0)
+	public function limit(int $value = null, ?int $offset = 0)
 	{
 		if (! is_null($value))
 		{