fix: add type hints to SplitCommand::getSplitDestination parameters (#123)

- Add int type hint to $index parameter
- Add bool type hint to $md5 parameter
- Fixes strict_types compliance issue at lines 67-72

Co-authored-by: Claude <[email protected]>

Author: deviantintegral

src/Command/SplitCommand.php

@@ -65,8 +65,8 @@ protected function execute(InputInterface $input, OutputInterface $output): int
     }
 
     private function getSplitDestination(
-        $index,
-        $md5,
+        int $index,
+        bool $md5,
         \Deviantintegral\Har\Har $cloned,
         string $destination_path,
     ): string {