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

@@ -21,12 +21,12 @@ dataset_info:
   - name: gold_label
     dtype: string
   splits:
-  - name: test
-    num_bytes: 2008631
-    num_examples: 2126
   - name: train
     num_bytes: 22495833
     num_examples: 23596
+  - name: test
+    num_bytes: 2008631
+    num_examples: 2126
   - name: validation
     num_bytes: 1266529
     num_examples: 1304
@@ -41,12 +41,12 @@ dataset_info:
   - name: label
     dtype: string
   splits:
-  - name: test
-    num_bytes: 411343
-    num_examples: 2126
   - name: train
     num_bytes: 4618115
     num_examples: 23097
+  - name: test
+    num_bytes: 411343
+    num_examples: 2126
   - name: validation
     num_bytes: 261086
     num_examples: 1304
@@ -63,12 +63,12 @@ dataset_info:
   - name: hypothesis_graph_structure
     dtype: string
   splits:
-  - name: test
-    num_bytes: 608213
-    num_examples: 2126
   - name: train
     num_bytes: 6832104
     num_examples: 23088
+  - name: test
+    num_bytes: 608213
+    num_examples: 2126
   - name: validation
     num_bytes: 394040
     num_examples: 1304
@@ -89,12 +89,12 @@ dataset_info:
   - name: question
     dtype: string
   splits:
-  - name: test
-    num_bytes: 797161
-    num_examples: 2126
   - name: train
     num_bytes: 8884823
     num_examples: 23587
+  - name: test
+    num_bytes: 797161
+    num_examples: 2126
   - name: validation
     num_bytes: 511305
     num_examples: 1304