docs: minor typo

README.md

@@ -43,7 +43,6 @@ Optionally, the project also provides a `requirements.dev` file that specifies a
 
 Datasets are placed in the `data/` folder.
 This repository supports three datasets: CLEVR, CLEVR_Dialog, MNIST_Dialog.
-The CLEVR and CLEVR_Dialog datasets
 
 ### 2.1 CLEVR dataset