Resolve typo: containing (#58)

- Resolve typo: containing (a7f1b4df873c0cb07297ed4657b4e87623b9d671)


Co-authored-by: Tom Aarsen <[email protected]>

README.md

@@ -6843,7 +6843,7 @@ language_bcp47:
 Wikipedia dataset containing cleaned articles of all languages.
 
 The dataset is built from the Wikipedia dumps (https://dumps.wikimedia.org/)
-with one subset per language, each conatining a single train split.
+with one subset per language, each containing a single train split.
 
 Each example contains the content of one full Wikipedia article with cleaning to strip
 markdown and unwanted sections (references, etc.).