Update tokenizer_config.json

tokenizer_config.json

@@ -1,6 +1,3 @@
-{"distilbert-base-uncased": {"do_lower_case": true},
- "distilbert-base-uncased-distilled-squad": {"do_lower_case": true}, 
- "distilbert-base-cased": {"do_lower_case": false}, 
- "distilbert-base-cased-distilled-squad": {"do_lower_case": false}, 
- "distilbert-base-german-cased": {"do_lower_case": false}, 
- "distilbert-base-multilingual-cased": {"do_lower_case": false}}
+{
+  "do_lower_case": true
+}