Merge pull request #154 from uriyyo/bugfix/json-api-docs

Update docs for page customisation

Author: uriyyo

docs/customization.md

@@ -55,6 +55,7 @@ class JsonApiPage(Page[T], Generic[T]):
     """JSON:API 1.0 specification says that result key should be a `data`."""
 
     class Config:
+        allow_population_by_field_name = True
         fields = {"items": {"alias": "data"}}
 ```