adding sorting function for generating metadata yaml

Reviewed-by: gtema <artem.goncharov@gmail.com>
Co-authored-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Co-committed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>

tools/generate_docexports_data.py

@@ -10,6 +10,7 @@ import otc_metadata.services
 
 def main():
     data = otc_metadata.services.Services()
+    data._sort_data()
 
     _yaml = YAML()
     _yaml.indent(mapping=2, sequence=4, offset=2)