Update README.md

README.md

@@ -40,16 +40,16 @@ model-index:
       type: speech-recognition-community-v2/dev_data
       args: de
     metrics:
-       - name: Test WER
+       - name: Dev WER
          type: wer
          value: 22.68
-       - name: Test CER
+       - name: Dev CER
          type: cer
          value: 9.17
-       - name: Test WER (+LM)
+       - name: Dev WER (+LM)
          type: wer
          value: 17.07
-       - name: Test CER (+LM)
+       - name: Dev CER (+LM)
          type: cer
          value: 8.45
 ---