File xz2gz4wsl.diff of Package python-kiwi

--- ./kiwi/builder/archive.py.smb	2025-01-16 12:51:05.462149041 -0500
+++ ./kiwi/builder/archive.py	2025-01-16 12:56:18.611923970 -0500
@@ -85,13 +85,12 @@
             )
 
         if self.requested_archive_type == 'tbz':
-            log.info('Creating XZ compressed tar archive')
-            self.filename = self._target_file_for('tar.xz')
+            log.info('Creating GZ compressed tar archive')
+            self.filename = self._target_file_for('tar.gz')
             ArchiveTar(
                 self._target_file_for('tar')
-            ).create_xz_compressed(
-                self.root_dir, xz_options=self.xz_options,
-                exclude=Defaults.
+            ).create_gnu_gzip_compressed(
+                self.root_dir, exclude=Defaults.
                 get_exclude_list_for_root_data_sync() + Defaults.
                 get_exclude_list_from_custom_exclude_files(self.root_dir)
             )