API fix add feed with title (#5868)

fix https://github.com/FreshRSS/FreshRSS/issues/5866

p/api/greader.php

@@ -581,7 +581,7 @@ final class GReaderAPI {
 	/**
 	 * @param 'A'|'c'|'f'|'s' $type
 	 * @param string|int $streamId
-	 * @return array{'A'|'c'|'f'|'s'|'t',int,int,FreshRSS_BooleanSearch}
+	 * @phpstan-return array{'A'|'c'|'f'|'s'|'t',int,int,FreshRSS_BooleanSearch}
 	 */
 	private static function streamContentsFilters(string $type, $streamId,
 		string $filter_target, string $exclude_target, int $start_time, int $stop_time): array {