add config and split in README.md

README.md

@@ -18,7 +18,9 @@ model-index:
         dataset:
           name: mozilla-foundation/common_voice_11_0
           type: mozilla-foundation/common_voice_11_0
-          args: 'config: nl, split: test'
+          config: nl
+          split: test
+          args: nl
         metrics:
           - name: Wer
             type: wer