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

@@ -16,7 +16,6 @@ source_datasets:
 task_categories:
 - other
 task_ids: []
-paperswithcode_id: null
 pretty_name: MsrGenomicsKbcomp
 tags:
 - genomics-knowledge-base-bompletion
@@ -28,9 +27,9 @@ dataset_info:
     dtype:
       class_label:
         names:
-          0: Positive_regulation
-          1: Negative_regulation
-          2: Family
+          '0': Positive_regulation
+          '1': Negative_regulation
+          '2': Family
   - name: GENE2
     dtype: string
   splits: