docs: fix UserContext example (openai#1280)

Author: kankute-sameer

docs/agents.md

@@ -34,6 +34,7 @@ Agents are generic on their `context` type. Context is a dependency-injection to
 ```python
 @dataclass
 class UserContext:
+    name: str
     uid: str
     is_pro_user: bool
 

docs/ja/agents.md

@@ -38,6 +38,7 @@ agent = Agent(
 ```python
 @dataclass
 class UserContext:
+    name: str
     uid: str
     is_pro_user: bool
 

docs/scripts/generate_ref_files.py

@@ -31,6 +31,7 @@ def md_target(py_path: Path) -> Path:
     rel = py_path.relative_to(SRC_ROOT).with_suffix(".md")
     return DOCS_ROOT / rel
 
+
 def pretty_title(last_segment: str) -> str:
     """
     Convert a module/file segment like 'tool_context' to 'Tool Context'.
@@ -39,6 +40,7 @@ def pretty_title(last_segment: str) -> str:
     cleaned = last_segment.replace("_", " ").replace("-", " ")
     return capwords(cleaned)
 
+
 # ---- Main ------------------------------------------------------------