Add task categories

Adds `task_categories: video-text-to-text` to the dataset card, since it appears to be the most appropriate category.

README.md

@@ -44,6 +44,8 @@ configs:
   data_files:
   - split: test
     path: data/test-*
+task_categories:
+- video-text-to-text
 ---
 
 # Dataset card for "VidDiffBench" 
@@ -157,7 +159,8 @@ For 'medium' and 'hard' splits, you'll need to download these other datasets fro
 
 These are needed for 'medium' and 'hard' splits. First Request an access key from the [docs](https://docs.ego-exo4d-data.org/getting-started/) (it takes 48hrs). Then follow the instructions to install the CLI download tool `egoexo`. We only need a small number of these videos, so get the uids list from `data/egoexo4d_uids.json` and use `egoexo` to download:
 ```
-uids=$(jq -r '.[]' data/egoexo4d_uids.json | tr '\n' ' ' | sed 's/ $//')
+uids=$(jq -r '.[]' data/egoexo4d_uids.json | tr '
+' ' ' | sed 's/ $//')
 egoexo -o data/src_EgoExo4D --parts downscaled_takes/448 --uids $uids
 
 ```
@@ -255,6 +258,4 @@ Below is the citation for our paper, and the original source datasets:
   pages={3},
   year={2014}
 }
-```
-
-
+```