promote heading

Author: EskiMojo14

docs/rtk-query/usage/queries.mdx

@@ -350,7 +350,7 @@ const { status, data, error, refetch } = dispatch(
 
 :::
 
-### Runtime Validation using Schemas
+## Runtime Validation using Schemas
 
 Endpoints can use any [Standard Schema](https://standardschema.dev/) compliant library for runtime validation of various values. See [API reference](../api/createApi.mdx#schema-validation) for full list of available schemas.