Convert dataset sizes from base 2 to base 10 in the dataset card

Convert dataset sizes from base 2 (MiB) to base 10 (MB) in the dataset card, as it is the case in the dataset viewer.
See: https://github.com/huggingface/datasets/issues/5708

README.md

@@ -90,9 +90,9 @@ dataset_info:
 - **Repository:** [https://github.com/webis-de/webis-tldr-17-corpus](https://github.com/webis-de/webis-tldr-17-corpus)
 - **Paper:** [https://aclanthology.org/W17-4508]
 - **Point of Contact:** [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
-- **Size of downloaded dataset files:** 2996.31 MB
-- **Size of the generated dataset:** 18063.11 MB
-- **Total amount of disk used:** 21059.41 MB
+- **Size of downloaded dataset files:** 3.14 GB
+- **Size of the generated dataset:** 18.94 GB
+- **Total amount of disk used:** 22.08 GB
 
 ### Dataset Summary
 
@@ -126,9 +126,9 @@ English
 
 #### default
 
-- **Size of downloaded dataset files:** 2996.31 MB
-- **Size of the generated dataset:** 18063.11 MB
-- **Total amount of disk used:** 21059.41 MB
+- **Size of downloaded dataset files:** 3.14 GB
+- **Size of the generated dataset:** 18.94 GB
+- **Total amount of disk used:** 22.08 GB
 
 An example of 'train' looks as follows.
 ```