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

@@ -68,7 +68,7 @@ dataset_info:
 - **Repository:** [Github](https://phiwi.github.io/all.json)
 - **Paper:** [Multi-Task Modeling of Phonographic Languages: Translating Middle Egyptian Hieroglyph](https://zenodo.org/record/3524924)
 - **Point of Contact:** [Philipp Wiesenbach](https://www.cl.uni-heidelberg.de/~wiesenbach/index.html)
-- **Size of downloaded dataset files:** 34 MB
+- **Size of downloaded dataset files:** 35.65 MB
 
 
 ### Dataset Summary