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

@@ -54,33 +54,33 @@ dataset_info:
       dtype: string
   config_name: LFQA_reddit
   splits:
-  - name: test_askh
-    num_bytes: 36246784
-    num_examples: 9764
-  - name: test_asks
-    num_bytes: 17713920
-    num_examples: 4462
+  - name: train_eli5
+    num_bytes: 577188173
+    num_examples: 272634
+  - name: validation_eli5
+    num_bytes: 21117891
+    num_examples: 9812
   - name: test_eli5
     num_bytes: 53099796
     num_examples: 24512
-  - name: train_askh
-    num_bytes: 330483260
-    num_examples: 98525
   - name: train_asks
     num_bytes: 286464210
     num_examples: 131778
-  - name: train_eli5
-    num_bytes: 577188173
-    num_examples: 272634
-  - name: validation_askh
-    num_bytes: 18690845
-    num_examples: 4901
   - name: validation_asks
     num_bytes: 9662481
     num_examples: 2281
-  - name: validation_eli5
-    num_bytes: 21117891
-    num_examples: 9812
+  - name: test_asks
+    num_bytes: 17713920
+    num_examples: 4462
+  - name: train_askh
+    num_bytes: 330483260
+    num_examples: 98525
+  - name: validation_askh
+    num_bytes: 18690845
+    num_examples: 4901
+  - name: test_askh
+    num_bytes: 36246784
+    num_examples: 9764
   download_size: 6326543
   dataset_size: 1350667360
 ---