fixup: appease pylint

Author: rileyhgrant

deploy/deployctl/subcommands/dataproc_cluster.py

@@ -30,8 +30,8 @@ def start_cluster(name: str, cluster_args: typing.List[str]) -> None:
         )
         try:
             local_hail_version = importlib.metadata.version("hail")
-        except importlib.metadata.PackageNotFoundError:
-            raise RuntimeError("Hail must be installed locally")
+        except importlib.metadata.PackageNotFoundError as package_not_found:
+            raise RuntimeError("Hail must be installed locally") from package_not_found
 
         if not requirements_hail_version:
             raise RuntimeError("Hail must be pinned in data-pipeline/requirements.txt")