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

@@ -1,15 +1,29 @@
----
-license: mit
-datasets:
-- rpeddu/kodama-updated
-base_model:
-- Qwen/Qwen2.5-0.5B-Instruct
-tags:
-- judge
-- evaluation
-- scoring
----
-
-
-Model Description
-This is a base qwen model finetuned to be an efficient accurate LLM as a judge. It should excel in Likert scoring, and feedback generation taks. JSON response format tuned. 
+---
+license: mit
+datasets:
+- rpeddu/kodama-updated
+base_model:
+- Qwen/Qwen2.5-0.5B-Instruct
+tags:
+- judge
+- evaluation
+- scoring
+language:
+- zho
+- eng
+- fra
+- spa
+- por
+- deu
+- ita
+- rus
+- jpn
+- kor
+- vie
+- tha
+- ara
+---
+
+
+Model Description
+This is a base qwen model finetuned to be an efficient accurate LLM as a judge. It should excel in Likert scoring, and feedback generation taks. JSON response format tuned.