Apply suggestion from @dylanhmorris

Author: dylanhmorris

pyrenew/model/pyrenew_builder.py

@@ -53,7 +53,7 @@ def __init__(self) -> None:
     def configure_latent(
         self,
         latent_class: type[BaseLatentInfectionProcess],
-        **params: object,
+        **params: dict[str, object],
     ) -> PyrenewBuilder:
         """
         Configure the latent infection process.