Update README.md

Removing the splits information as trying to load it using load_dataset throws a type error. Github issue here: https://github.com/huggingface/datasets/issues/5315

README.md

@@ -22,10 +22,6 @@ dataset_info:
   - name: amr_edges
     sequence:
       sequence: string
-  splits:
-  - name: '201281'
-    num_bytes: 121835937
-    num_examples: 62026
   download_size: 33222114
   dataset_size: 121835937
 ---