Replace YAML keys from int to str

Replace YAML metadata integer keys with strings, as the Hub does not support integers.
See: https://github.com/huggingface/datasets/issues/5275

README.md

@@ -19,6 +19,29 @@ task_ids:
 - sentiment-classification
 paperswithcode_id: allocine
 pretty_name: Allociné
+dataset_info:
+  features:
+  - name: review
+    dtype: string
+  - name: label
+    dtype:
+      class_label:
+        names:
+          '0': neg
+          '1': pos
+  config_name: allocine
+  splits:
+  - name: train
+    num_bytes: 91330696
+    num_examples: 160000
+  - name: validation
+    num_bytes: 11546250
+    num_examples: 20000
+  - name: test
+    num_bytes: 11547697
+    num_examples: 20000
+  download_size: 66625305
+  dataset_size: 114424643
 train-eval-index:
 - config: allocine
   task: text-classification
@@ -68,29 +91,6 @@ train-eval-index:
     name: Recall weighted
     args:
       average: weighted
-dataset_info:
-  features:
-  - name: review
-    dtype: string
-  - name: label
-    dtype:
-      class_label:
-        names:
-          0: neg
-          1: pos
-  config_name: allocine
-  splits:
-  - name: train
-    num_bytes: 91330696
-    num_examples: 160000
-  - name: validation
-    num_bytes: 11546250
-    num_examples: 20000
-  - name: test
-    num_bytes: 11547697
-    num_examples: 20000
-  download_size: 66625305
-  dataset_size: 114424643
 ---
 
 # Dataset Card for Allociné