Fix docs error.

gso/utils/helpers.py

@@ -267,7 +267,7 @@ def generate_unique_vc_id(max_attempts: int = 100) -> VC_ID | None:
     """
 
     def create_vc_id() -> str:
-        """Generate an 8-digit VC_ID starting with "11"."""
+        """Generate an 8-digit VC_ID starting with '11'."""
         return f"11{random.randint(100000, 999999)}"  # noqa: S311
 
     for _ in range(max_attempts):