Remove config names as yaml keys (#4367)

* validate YAML part

* fix bad YAML keys

* don't have config names as yaml keys

* style

* Remove hacking license tags when mirroring datasets on the Hub

* fix test

* fix style

* more fixes

* remove dots in QA column mapping keys

Commit from https://github.com/huggingface/datasets/commit/3f3013441e4af9bf4efa752b5e6e184a588b7a80

README.md

@@ -4,48 +4,21 @@ annotations_creators:
 language_creators:
 - found
 languages:
-  ar-en:
-  - ar
-  - en
-  de-en:
-  - de
-  - en
-  en-es:
-  - en
-  - es
-  en-fa:
-  - en
-  - fa
-  en-fr:
-  - en
-  - fr
-  en-it:
-  - en
-  - it
-  en-nl:
-  - en
-  - nl
-  en-pl:
-  - en
-  - pl
-  en-pt:
-  - en
-  - pt
-  en-ro:
-  - en
-  - ro
-  en-ru:
-  - en
-  - ru
-  en-sl:
-  - en
-  - sl
-  en-tr:
-  - en
-  - tr
-  en-zh:
-  - en
-  - zh
+- ar
+- de
+- en
+- es
+- fa
+- fr
+- it
+- nl
+- pl
+- pt
+- ro
+- ru
+- sl
+- tr
+- zh
 licenses:
 - unknown
 multilinguality:
@@ -59,6 +32,21 @@ task_categories:
 task_ids: []
 paperswithcode_id: null
 pretty_name: TedIwlst2013
+configs:
+- ar-en
+- de-en
+- en-es
+- en-fa
+- en-fr
+- en-it
+- en-nl
+- en-pl
+- en-pt
+- en-ro
+- en-ru
+- en-sl
+- en-tr
+- en-zh
 ---
 
 # Dataset Card Creation Guide