Improve language tag

Hi! As the model is multilingual, this is a PR to add other languages than English to the language tag to improve the referencing. Note that 29 languages are announced in the README, but only 13 are explicitly listed. I was therefore only able to add these 13 languages.

README.md

@@ -1,14 +1,25 @@
----
-library_name: transformers
-language:
-- vi
-- en
-base_model:
-- Qwen/Qwen2.5-1.5B-Instruct
-license: apache-2.0
----
-### License
-Qwen/Qwen2.5-1.5B-Instruct : https://choosealicense.com/licenses/apache-2.0/
-
-### Acknowledgement
+---
+library_name: transformers
+language:
+- zho
+- eng
+- fra
+- spa
+- por
+- deu
+- ita
+- rus
+- jpn
+- kor
+- vie
+- tha
+- ara
+base_model:
+- Qwen/Qwen2.5-1.5B-Instruct
+license: apache-2.0
+---
+### License
+Qwen/Qwen2.5-1.5B-Instruct : https://choosealicense.com/licenses/apache-2.0/
+
+### Acknowledgement
 This research is supported by TPU Research Cloud program.