Reorder split names

Reorder split names in the YAML metadata to be aligned with the order in the loading script.
See: https://github.com/huggingface/datasets/issues/5258

README.md

@@ -43,15 +43,15 @@ dataset_info:
   - name: no_answer
     dtype: bool
   splits:
-  - name: test
-    num_bytes: 49142766
-    num_examples: 12559
   - name: train
     num_bytes: 239852925
     num_examples: 60721
   - name: validation
     num_bytes: 51662575
     num_examples: 12961
+  - name: test
+    num_bytes: 49142766
+    num_examples: 12559
   download_size: 34462660
   dataset_size: 340658266
 - config_name: ParaphraseRC
@@ -71,15 +71,15 @@ dataset_info:
   - name: no_answer
     dtype: bool
   splits:
-  - name: test
-    num_bytes: 115215816
-    num_examples: 15857
   - name: train
     num_bytes: 496683105
     num_examples: 69524
   - name: validation
     num_bytes: 106510545
     num_examples: 15591
+  - name: test
+    num_bytes: 115215816
+    num_examples: 15857
   download_size: 62921050
   dataset_size: 718409466
 ---