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

@@ -1,11 +1,25 @@
----
-license: mit
-datasets:
-- MrOvkill/svg-stack-labeled
-base_model:
-- Qwen/Qwen2.5-7B-Instruct
-tags:
-- svg
-library_name: transformers
-pipeline_tag: text-generation
----
+---
+license: mit
+datasets:
+- MrOvkill/svg-stack-labeled
+base_model:
+- Qwen/Qwen2.5-7B-Instruct
+tags:
+- svg
+library_name: transformers
+pipeline_tag: text-generation
+language:
+- zho
+- eng
+- fra
+- spa
+- por
+- deu
+- ita
+- rus
+- jpn
+- kor
+- vie
+- tha
+- ara
+---