[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

src/dask_awkward/lib/core.py

@@ -62,7 +62,7 @@
 )
 
 if _dask_uses_tasks:
-    from dask.blockwise import TaskRef # type: ignore
+    from dask.blockwise import TaskRef  # type: ignore
 
 if TYPE_CHECKING:
     from awkward.contents.content import Content