Add text-generation task category to metadata

README.md

@@ -1,14 +1,16 @@
 ---
-license: mit
 language:
 - en
+license: mit
+pretty_name: Spider2-AIFunc
+task_categories:
+- text-generation
 tags:
 - text-to-sql
 - benchmark
 - snowflake
 - spider
 - ai-functions
-pretty_name: Spider2-AIFunc
 ---
 
 <h1 align="center">Spider2-AIFunc</h1>
@@ -39,4 +41,4 @@ ds = load_dataset("tianyang/spider2-aifunc")
 print(ds["train"][0])
 ```
 
-For setup instructions, attribution, terms, evaluation details, examples, and baseline code, see the [GitHub repository](https://github.com/Leolty/Spider2-AIFunc).
+For setup instructions, attribution, terms, evaluation details, examples, and baseline code, see the [GitHub repository](https://github.com/Leolty/Spider2-AIFunc).