renamed train and test

README.md

@@ -8,10 +8,10 @@ dataset_info:
   - name: labels
     sequence: int64
   splits:
-  - name: train
+  - name: test
     num_bytes: 96050672
     num_examples: 100
-  - name: test
+  - name: train
     num_bytes: 14897493976
     num_examples: 15510
   download_size: 3158166164